New York attorney record · Judicial Dept 2
Colleen Creegan Mcmahon
St. John'S University School Of Law alumna, admitted to the New York bar in 2000, registered office in New Hyde Park, NY. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 2000
- Admitted
- 26
- Years in bar
- 3019577
- NY reg #
The record in one line
With 26 years on the register since a 2000 admission, Colleen Creegan Mcmahon ranks among the New York bar's most senior active practitioners, longer-tenured than 62% of the currently-active bar.
- 26 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #204 of 455
- by tenure in New Hyde Park office peers
- Law school
- St. John'S University School Of Law
Data updated September 2026
What this profile tells you
Bar status & tenure
Registration 3019577 with the New York bar authority has long belonged to Colleen Creegan Mcmahon, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Northwell Health, Inc, located in New Hyde Park, NY (Nassau County), ZIP 11042. Educational background: St. John's University School of Law (18,614 registered alumni).
State context & due diligence
After 26 years on the register, Colleen Creegan Mcmahon 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 Colleen Creegan Mcmahon's 26 years since admission in 2000.
26 years on the New York bar
Years since admission, all currently-active NY attorneys
26 Top 38% higher than 62% 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 New Hyde Park, NY office peers
Relative to the 455 NY-registered attorneys listing New Hyde Park, NY, Colleen Creegan Mcmahon is longer-tenured than 45% (local rank #204). See the New Hyde Park attorney directory .
- Local rank
- #204
- City cohort
- 455
- Local percentile
- 45th
- Admitted
- 2000
Nearest tenure peers in New Hyde Park
- Jason Michael Barbara admitted 2000 · 26 yr
- Gerald Bukary admitted 2000 · 26 yr
- Danielle Cortina-Merolla admitted 2000 · 26 yr
- Ilana F. Davidov admitted 2000 · 26 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 Colleen compares to fellow St. John'S University School Of Law alumni
Among the 5,923 St. John'S University School Of Law graduates in the New York register, Colleen Creegan Mcmahon is longer-tenured than 78%.
26 years vs. St. John'S University School Of Law alumni
Years since admission - 5,923 NY-registered alumni of this school
26 Top 22% higher than 78% of 5,923 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
St. John'S University School Of Law's active-bar rate
Of St. John'S University School Of Law's 18,614 alumni in the New York register, 61.9% currently hold "Currently registered" status, below the statewide average.
The 2000 admission class today
Of the 7,585 attorneys admitted to the New York bar in 2000, 63.8% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 3019577
- Year Admitted
- 2000 (26 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Feb 2028
Location & Contact
- Company
- Northwell Health, Inc
- City
- New Hyde Park, NY
- County
- Nassau
- ZIP Code
- 11042
- Phone
- (516) 321-6608
Education
Status Distribution Across the New York Bar
Colleen Creegan Mcmahon'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 St. John'S University School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2000 (excluding same-firm colleagues above).
Same admission year (2000), other cities
NY-registered attorneys admitted in 2000 whose listed office city differs from New Hyde Park, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Colleen Creegan Mcmahon: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~456 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2000)
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
Colleen Creegan Mcmahon'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 Colleen Mcmahon licensed?
Colleen Mcmahon is licensed to practice law in New York.
When was Colleen Creegan Mcmahon admitted to the bar?
Colleen Creegan Mcmahon's admission to the New York bar dates back to 2000.
Where did Colleen Creegan Mcmahon go to law school?
Colleen Creegan Mcmahon attended St. John's University School of Law.
What company does Colleen Creegan Mcmahon work for?
Colleen Creegan Mcmahon is associated with Northwell Health, Inc in New Hyde Park, NY.
Is Colleen Creegan Mcmahon in good standing?
Yes, Colleen Creegan Mcmahon 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.