
Diane K. Kuwamura, Estate Planning Attorney in Rockville, Maryland
Over 31 years of legal practice · focused on Estate Planning, Estate Tax, and General · 4.5/5 rating from 21 verified client reviews
ShareholderatKuwamura Law Group, P.A.
Rockville, MD
Practicing estate planning in Rockville since 1995.
- 31+
- Years practicing
- 4.5 ★
- 21 client reviews
- 4
- Bar admissions
Are you Diane K. Kuwamura?
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Quick answer
Diane K. Kuwamura is a shareholder based in Rockville, MD. The practice focuses on Estate Planning, Estate Tax, and General. Diane has over 31 years of legal experience. Currently practicing at Kuwamura Law Group, P.A.. Rated 4.5 out of 5 from 21 client reviews.
- Based in
- Rockville, MD
- Experience
- over 31 years
- Known for
- Estate Planning · Estate Tax · General
- Handles Estate Planning, Estate Tax, and General matters from Rockville, MD.
- Over 31 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Diane K. Kuwamura: Diane K. Kuwamura is a shareholder based in Rockville, MD. The practice focuses on Estate Planning, Estate Tax, and General. Diane has over 31 years of legal experience. Currently practicing at Kuwamura Law Group, P.A.. Rated 4.5 out of 5 from 21 client reviews.
Areas of practice
Practice areas handled by Diane K. Kuwamura
Diane concentrates on estate planning, estate tax, general, litigation, and poa. Each area below outlines the kind of case Diane handles, typical outcomes to expect, and how the intake process starts.
Estate Planning
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Estate Tax
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General
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Litigation
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POA
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Probate
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Trusts
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Wills
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Elder Law
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Tax
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Estate Planning cases in Rockville, Maryland
Diane takes estate planning matters in Rockville, Maryland. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diane agrees to represent you.
Estate Tax cases in Rockville, Maryland
Diane takes estate tax matters in Rockville, Maryland. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diane agrees to represent you.
General cases in Rockville, Maryland
Diane takes general matters in Rockville, Maryland. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diane agrees to represent you.
Litigation cases in Rockville, Maryland
Diane takes litigation matters in Rockville, Maryland. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diane agrees to represent you.
POA cases in Rockville, Maryland
Diane takes poa matters in Rockville, Maryland. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diane agrees to represent you.
Biography
About Diane K. Kuwamura — Over 31 years of Maryland estate planning experience
Diane K. Kuwamura is a shareholder based in Rockville, MD. The practice focuses on Estate Planning, Estate Tax, and General. Diane has over 31 years of legal experience. Currently practicing at Kuwamura Law Group, P.A.. Rated 4.5 out of 5 from 21 client reviews.
Law Clerk to the Register of Wills Office Montgomery County, Maryland 1992-1994.
Working with Diane on a estate planning matter
Law Clerk to the Register of Wills Office Montgomery County, Maryland 1992-1994.
Who Diane represents
Diane reviews new inquiries case-by-case for estate planning, estate tax, and general matters in Rockville and the surrounding Maryland area.
Credentials
Diane K. Kuwamura's legal education and bar admissions
The Catholic University of America's The Columbus School of Law
J.D. · 1994
Boston University
B.S.B.A. Accounting · 1987
Jurisdictions
Diane's state bar admissions
Supreme Court of the
2015 · ACTIVE
District of Columbia
2015 · ACTIVE
United States Distri
2011 · ACTIVE
Maryland
1995 · ACTIVE
Diane studied at J.D. in The Catholic University of America's The Columbus School of Law and B.S.B.A. Accounting in Boston University.
Law school and academic background
Diane completed J.D. in The Catholic University of America's The Columbus School of Law and B.S.B.A. Accounting in Boston University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Diane runs in Maryland is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of Diane K. Kuwamura
Diane has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
Diane's professional memberships and bar associations
Montgomery County
Member, Estates and Trusts Section), Maryland State (Member, Sections on: Taxation, Estate and Trust Law and Business Law), District of Columbia (Member, Section on Estates and Trusts) and American (Member, Sections on: Taxation, Real Property, Estate and · membership
Maryland State Bar
bar_fellowship
Locations
Diane K. Kuwamura's office in Rockville
Diane's primary office is at 11140 Rockville Pike, Suite 500, Rockville, MD, 20852. In-person meetings are by appointment; a phone intake usually comes first.
Kuwamura Law Group, P.A.
11140 Rockville Pike, Suite 500
Rockville, MD 20852
Open in Google MapsClient feedback
Client reviews of Diane K. Kuwamura — 4.5/5 rating from 21 verified client reviews
Every review below is from a verified client of Diane. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing estate planning attorneys in Rockville.
4.5
21 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Diane K. Kuwamura claims this profile.
Read all reviewsHiring guide
How to hire Diane K. Kuwamura — what to expect in your first consultation
Working with a new estate planning attorney should feel structured. Here's how the first two conversations with Diane usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Diane charges for the initial consult. That fee is credited toward representation if you retain Diane's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Diane will tell you what matters and what doesn't.
Questions to ask a estate planning attorney in Rockville, Maryland
A short list to run through before you commit: How many estate planning matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Diane
Diane discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in estate planning practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every estate planning matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Diane confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Diane's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many estate planning practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Diane K. Kuwamura
How much does it cost to hire Diane for a estate planning case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Diane walks through the likely range during the consult so there are no surprises.
Does Diane offer a free consultation?
Diane charges for the initial consult; that fee is credited toward representation if you retain Diane's office. Some estate planning attorneys offer free consults — check Diane's current terms during booking.
How long do estate planning cases in Maryland typically take?
Simple estate planning matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Diane gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Diane take my case if I'm outside Rockville?
Diane is licensed in Maryland. Matters governed by Maryland law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Diane will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with Diane?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Diane will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Diane accepting new estate planning clients right now?
Diane's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Estate Planning attorneys serving Rockville, Baltimore and Annapolis in Maryland
Diane handles estate planning matters throughout Maryland. Each city below is a direct link into the search page for verified estate planning attorneys in that community.
More counsel
Other top-rated estate planning attorneys in Maryland
If Diane's intake is full or the fit isn't right, these estate planning attorneys in Rockville handle similar matters. Every profile below is verified and open to consultations.





