New York attorney record · Judicial Dept 1
Michael Dennis O'Brien
Cardozo School Of Law alumna, admitted to the New York bar in 1992, registered office in Warwick, NY. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1992
- Admitted
- 34
- Years in bar
- 2463099
- NY reg #
The record in one line
With 34 years on the register since a 1992 admission, Michael Dennis O'Brien ranks among the New York bar's most senior active practitioners, longer-tenured than 71% of the currently-active bar.
- 34 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #20 of 47
- by tenure in Warwick office peers
- Law school
- Cardozo School Of Law
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 2463099 with the New York bar authority has long belonged to Michael Dennis O'Brien, a veteran practitioner still in active good 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 Michael O'Brien, Esq., located in Warwick, NY (Orange County), ZIP 10990. Educational background: CARDOZO SCHOOL OF LAW.
State context & due diligence
After 34 years on the register, Michael Dennis O'Brien still falls within the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Few active New York attorneys match Michael Dennis O'Brien's 34 years since admission in 1992.
34 years on the New York bar
Years since admission, all currently-active NY attorneys
34 Top 29% higher than 71% 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 Warwick, NY office peers
In the small Warwick, NY cohort (47 with admission years), Michael Dennis O'Brien ranks #20 by tenure. See the Warwick attorney directory .
- Local rank
- #20
- City cohort
- 47
- Local percentile
- 40th
- Admitted
- 1992
Nearest tenure peers in Warwick
- John Leonard Buckheit admitted 1992 · 34 yr
- Robert Emil Krahulik admitted 1991 · 35 yr
- Jay Alan Rowland admitted 1993 · 33 yr
- Deborah Ann Young admitted 1991 · 35 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 Michael compares to fellow Cardozo School Of Law alumni
Among the 522 Cardozo School Of Law graduates in the New York register, Michael Dennis O'Brien is longer-tenured than 71%.
34 years vs. Cardozo School Of Law alumni
Years since admission - 522 NY-registered alumni of this school
34 Top 29% higher than 71% of 522 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 1992 admission class today
Of the 6,498 attorneys admitted to the New York bar in 1992, 59.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2463099
- Year Admitted
- 1992 (34 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Oct 2026
Location & Contact
- Company
- Michael O'Brien, Esq.
- City
- Warwick, NY
- County
- Orange
- ZIP Code
- 10990
- Phone
- (914) 924-3787
Education
CARDOZO SCHOOL OF LAW
Status Distribution Across the New York Bar
Michael Dennis O'Brien'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.
Near-tenure Cardozo School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 1992 (excluding same-firm colleagues above).
Same admission year (1992), other cities
NY-registered attorneys admitted in 1992 whose listed office city differs from Warwick, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Michael Dennis O'Brien: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~48 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1992)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
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Compare attorneys →Before you rely on this record
Michael Dennis O'Brien'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 Michael O'Brien licensed?
Michael O'Brien is licensed to practice law in New York.
When was Michael Dennis O'Brien admitted to the bar?
Michael Dennis O'Brien's admission to the New York bar dates back to 1992.
Where did Michael Dennis O'Brien go to law school?
Michael Dennis O'Brien attended CARDOZO SCHOOL OF LAW.
What company does Michael Dennis O'Brien work for?
Michael Dennis O'Brien is associated with Michael O'Brien, Esq. in Warwick, NY.
Is Michael Dennis O'Brien in good standing?
Yes, Michael Dennis O'Brien 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.