New York attorney record · Judicial Dept 1
Chiansan Ma
Columbia alumna, admitted to the New York bar in 2012, registered office in Bronx, NY. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2012
- Admitted
- 14
- Years in bar
- 5046008
- NY reg #
The record in one line
Admitted in 2012, Chiansan Ma has built 14 years of active New York practice - more tenure than 25% of the state's currently-active attorneys.
- 14 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #1521 of 2,634
- by tenure in Bronx office peers
- Law school
- Columbia
Data updated September 2026
What this profile tells you
Bar status & tenure
Bar number 5046008 on the New York register belongs to Chiansan Ma, currently in active standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Bronx Legal Services, located in Bronx, NY (Bronx County), ZIP 10455. 5 other attorneys share this firm affiliation in the registry. Educational background: COLUMBIA.
State context & due diligence
Chiansan Ma 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
14 years into an active New York practice since a 2012 admission, Chiansan Ma sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
14 years on the New York bar
Years since admission, all currently-active NY attorneys
14 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 Bronx, NY office peers
Chiansan Ma's 14-year NY register tenure places mid-pack in Bronx, NY: rank #1,521 of 2,634 office peers (58th percentile). See the Bronx attorney directory .
- Local rank
- #1,521
- City cohort
- 2,634
- Local percentile
- 58th
- Admitted
- 2012
Nearest tenure peers in Bronx
- Milva Yoselin Alcantara admitted 2012 · 14 yr
- Sedira Sarah Banan admitted 2012 · 14 yr
- Sylvester Oppong Boateng admitted 2012 · 14 yr
- Seyi Adela Collins Jemmott admitted 2012 · 14 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 Chiansan compares to fellow Columbia alumni
Among the 2,448 Columbia graduates in the New York register, Chiansan Ma is longer-tenured than 1%.
14 years vs. Columbia alumni
Years since admission - 2,448 NY-registered alumni of this school
14 Top 99% higher than 1% of 2,448 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 2012 admission class today
Of the 9,632 attorneys admitted to the New York bar in 2012, 69.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5046008
- Year Admitted
- 2012 (14 yrs · mid-career)
- Judicial Department
- 1
- Next Registration
- Dec 2026
Location & Contact
- Company
- Bronx Legal Services
- City
- Bronx, NY
- County
- Bronx
- ZIP Code
- 10455
- Phone
- (718) 928-3713
Education
COLUMBIA
Status Distribution Across the New York Bar
Chiansan Ma'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: Bronx Legal Services
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Columbia alumni
Fellow alumni on the NY register whose admission year is closest to 2012 (excluding same-firm colleagues above).
Same admission year (2012), other cities
NY-registered attorneys admitted in 2012 whose listed office city differs from Bronx, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Chiansan Ma: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~2,635 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2012)
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 Chiansan Ma with similar attorneys in Bronx.
Compare attorneys →Before you rely on this record
Chiansan Ma'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 Chiansan Ma licensed?
Chiansan Ma is licensed to practice law in New York.
When was Chiansan Ma admitted to the bar?
Chiansan Ma has been on the New York bar register since 2012.
Where did Chiansan Ma go to law school?
Chiansan Ma attended COLUMBIA.
What company does Chiansan Ma work for?
Chiansan Ma is associated with Bronx Legal Services in Bronx, NY.
Is Chiansan Ma in good standing?
Yes, Chiansan Ma 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.