New York attorney record · Judicial Dept 1
Katherine Aiko Oyama
Uc Berkeley alumna, admitted to the New York bar in 2007, registered office in Washington, DC. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2007
- Admitted
- 19
- Years in bar
- 4498101
- NY reg #
The record in one line
Katherine Aiko Oyama carries a "Suspended, delinquent" status on the New York bar register, on record since 2007 - confirm the exact standing and any discipline history directly with the state bar before engaging.
- 19 yrs
- since first admission to the bar
- Suspended
- current bar status: "Suspended, delinquent"
- #5070 of 12,540
- by tenure in Washington office peers
- Law school
- Uc Berkeley
Data updated September 2026
What this profile tells you
Bar status & tenure
Katherine Aiko Oyama is registered as bar number 4498101 with the New York bar authority, carrying a current status of "Suspended, delinquent", suspended or delinquent, verify terms with the bar before engaging. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Wilmer Cutler Pickering Hale & Dorr LLP, located in Washington, DC, ZIP 20006. 5 other attorneys share this firm affiliation in the registry. Educational background: UC BERKELEY.
State context & due diligence
A "Suspended, delinquent" status falls outside the New York bar's active cohort. The breakdown below shows what share of the register that represents, and how to verify current standing directly with the state bar.
Tenure among Washington, DC office peers
Katherine Aiko Oyama's 19-year NY register tenure places mid-pack in Washington, DC: rank #5,070 of 12,540 office peers (40th percentile). See the Washington attorney directory .
- Local rank
- #5,070
- City cohort
- 12,540
- Local percentile
- 40th
- Admitted
- 2007
Nearest tenure peers in Washington
- Adam Ross Adler admitted 2007 · 19 yr
- Flora Ahn admitted 2007 · 19 yr
- Sue-Yun Ahn admitted 2007 · 19 yr
- Kwaku Affawua Akowuah admitted 2007 · 19 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of September 2026. Derived local rank, not published upstream.
How Katherine compares to fellow Uc Berkeley alumni
Among the 68 Uc Berkeley graduates in the New York register, Katherine Aiko Oyama is longer-tenured than 53%.
19 years vs. Uc Berkeley alumni
Years since admission - 68 NY-registered alumni of this school
19 Top 47% higher than 53% of 68 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · September 2026
The 2007 admission class today
Of the 8,913 attorneys admitted to the New York bar in 2007, 87.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Suspended, delinquent
- Registration Number
- 4498101
- Year Admitted
- 2007 (19 yrs · senior)
- Judicial Department
- 1
- Next Registration
- Nov 2025
Location & Contact
- Company
- Wilmer Cutler Pickering Hale & Dorr LLP
- City
- Washington, DC
- ZIP Code
- 20006
Education
UC BERKELEY
Status Distribution Across the New York Bar
Katherine Aiko Oyama's current status, "Suspended, delinquent", places this record outside the 67.2% of the 432,625-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Same firm affiliation: Wilmer Cutler Pickering Hale & Dorr LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Uc Berkeley alumni
Fellow alumni on the NY register whose admission year is closest to 2007 (excluding same-firm colleagues above).
Same admission year (2007), other cities
NY-registered attorneys admitted in 2007 whose listed office city differs from Washington, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Katherine Aiko Oyama: closest NY bar admission year outside DC, and closest out-of-state office cities by how many NY-registered attorneys they list (~12,541 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2007)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
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Compare attorneys →Before you rely on this record
Katherine Aiko Oyama carries a "Suspended, delinquent" status. Verify the exact scope and dates of this action directly with the state bar before acting on it.
Frequently Asked Questions
Where is Katherine Oyama licensed?
Katherine Oyama is licensed to practice law in New York.
When was Katherine Aiko Oyama admitted to the bar?
Katherine Aiko Oyama was admitted to the bar in 2007.
Where did Katherine Aiko Oyama go to law school?
Katherine Aiko Oyama attended UC BERKELEY.
What company does Katherine Aiko Oyama work for?
Katherine Aiko Oyama is associated with Wilmer Cutler Pickering Hale & Dorr LLP in Washington, DC.
Is Katherine Aiko Oyama in good standing?
No, Katherine Aiko Oyama carries a "Suspended, delinquent" status, not active standing. Confirm the exact scope directly with the state bar before engaging.
Cite this page & disclosure
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.