New York attorney record · Judicial Dept 3
Diego Matamoros
Yale Law School alumna, admitted to the New York bar in 2016, registered office in Philadelphia, PA. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2016
- Admitted
- 10
- Years in bar
- 5418256
- NY reg #
The record in one line
Admitted in 2016, Diego Matamoros has built 10 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 10 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #1349 of 1,853
- by tenure in Philadelphia office peers
- Law school
- Yale Law School
Data updated September 2026
What this profile tells you
Bar status & tenure
Bar number 5418256 on the New York register belongs to Diego Matamoros, currently in active standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Pierson Ferdinand LLP, located in Philadelphia, PA, ZIP 19103. 5 other attorneys share this firm affiliation in the registry. Educational background: Yale Law School (5,917 registered alumni).
State context & due diligence
Diego Matamoros is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
10 years into an active New York practice since a 2016 admission, Diego Matamoros sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
10 years on the New York bar
Years since admission, all currently-active NY attorneys
10 Top 75% higher than 25% of 290,787 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. 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
Tenure among Philadelphia, PA office peers
Diego Matamoros's 10-year NY register tenure places mid-pack in Philadelphia, PA: rank #1,349 of 1,853 office peers (73rd percentile). See the Philadelphia attorney directory .
- Local rank
- #1,349
- City cohort
- 1,853
- Local percentile
- 73rd
- Admitted
- 2016
Nearest tenure peers in Philadelphia
- Daniel Hiroshi Aiken admitted 2016 · 10 yr
- Bruce William Bellingham admitted 2016 · 10 yr
- Zakiya Theresa Black admitted 2016 · 10 yr
- Michael Eugene Bonner admitted 2016 · 10 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 Diego compares to fellow Yale Law School alumni
Among the 2,941 Yale Law School graduates in the New York register, Diego Matamoros is longer-tenured than 34%.
10 years vs. Yale Law School alumni
Years since admission - 2,941 NY-registered alumni of this school
10 Top 66% higher than 34% of 2,941 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
Yale Law School's active-bar rate
Of Yale Law School's 5,917 alumni in the New York register, 62.3% currently hold "Currently registered" status, below the statewide average.
The 2016 admission class today
Of the 8,420 attorneys admitted to the New York bar in 2016, 72.9% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5418256
- Year Admitted
- 2016 (10 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Nov 2026
Location & Contact
- Company
- Pierson Ferdinand LLP
- City
- Philadelphia, PA
- ZIP Code
- 19103
- Phone
- (917) 993-2364
Education
Status Distribution Across the New York Bar
Diego Matamoros's current status, "Currently registered", places this attorney in 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: Pierson Ferdinand LLP
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Yale Law School alumni
Fellow alumni on the NY register whose admission year is closest to 2016 (excluding same-firm colleagues above).
Same admission year (2016), other cities
NY-registered attorneys admitted in 2016 whose listed office city differs from Philadelphia, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Diego Matamoros: closest NY bar admission year outside PA, and closest out-of-state office cities by how many NY-registered attorneys they list (~1,854 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2016)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in Philadelphia, PA
Compare credentials side-by-side
Compare Diego Matamoros with similar attorneys in Philadelphia.
Compare attorneys →Before you rely on this record
Diego Matamoros's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Diego Matamoros licensed?
Diego Matamoros is licensed to practice law in New York.
When was Diego Matamoros admitted to the bar?
Diego Matamoros has been on the New York bar register since 2016.
Where did Diego Matamoros go to law school?
Diego Matamoros attended Yale Law School.
What company does Diego Matamoros work for?
Diego Matamoros is associated with Pierson Ferdinand LLP in Philadelphia, PA.
Is Diego Matamoros in good standing?
Yes, Diego Matamoros holds active bar status ("Currently registered").
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.