New York attorney record · Judicial Dept 1
Michael Thomas Heffernan
Northwestern U alumna, admitted to the New York bar in 1973, registered office in Great Neck, NY. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 1973
- Admitted
- 53
- Years in bar
- 1463686
- NY reg #
The record in one line
With 53 years on the register since a 1973 admission, Michael Thomas Heffernan ranks among the New York bar's most senior active practitioners, longer-tenured than 96% of the currently-active bar.
- 53 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 4%
- by tenure among active NY attorneys
- Law school
- Northwestern U
What this profile tells you
Bar status & tenure
Michael Thomas Heffernan is registered as bar number 1463686 with the New York bar authority, carrying a current status of "Currently registered", authorized to practice and in 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 Mirkin And Gordon PC, located in Great Neck, NY (Nassau County), ZIP 11021. Educational background: NORTHWESTERN U (3 registered alumni).
State context & due diligence
Michael Thomas Heffernan sits within the New York bar's active cohort, see the full statewide status breakdown below for how that cohort compares to the rest of the register.
Experience vs. the active New York bar
Few active New York attorneys match Michael Thomas Heffernan's 53 years since admission in 1973. The histogram plots that tenure against every currently-active attorney in the state.
53 years on the New York bar
Years since admission, all currently-active NY attorneys
53 Top 4% higher than 96% of 284,296 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 · May 2026
Northwestern U's active-bar rate
Of Northwestern U's 3 alumni in the New York register, 66.7% currently hold "Currently registered" status, above the statewide average.
Northwestern U alumni, active-bar rate
The 1973 admission class today
Of the 2,460 attorneys admitted to the New York bar in 1973, 42% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1463686
- Year Admitted
- 1973 (53 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Dec 2026
Location & Contact
- Company
- Mirkin And Gordon PC
- City
- Great Neck, NY
- County
- Nassau
- ZIP Code
- 11021
- Phone
- (718) 895-7160
Education
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Michael Thomas Heffernan's current status is "Currently registered".
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.
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Compare attorneys →Before you rely on this record
Michael Thomas Heffernan'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 Heffernan licensed?
Michael Heffernan is licensed to practice law in New York.
When was Michael Thomas Heffernan admitted to the bar?
Michael Thomas Heffernan's admission to the New York bar dates back to 1973.
Where did Michael Thomas Heffernan go to law school?
Michael Thomas Heffernan attended NORTHWESTERN U.
What company does Michael Thomas Heffernan work for?
Michael Thomas Heffernan is associated with Mirkin And Gordon PC in Great Neck, NY.
Is Michael Thomas Heffernan in good standing?
Yes, Michael Thomas Heffernan holds active bar status ("Currently registered").
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.