New York attorney record · Judicial Dept 2

Michael John Heffernan

Maurice A. Deane School Of Law At Hofstra Univ. alumna, admitted to the New York bar in 2018, registered office in Uniondale, NY. This record's status, address, and registration history come straight from the NY Office of Court Administration.

2018
Admitted
8
Years in bar
5598651
NY reg #

The record in one line

Michael John Heffernan appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2018 - an administrative designation rather than discipline, but confirm current standing with the state bar.

8 yrs
since first admission to the bar
Pending-renewal
current bar status: "Due to reregister within 30 days of birthday"
#760 of 894
by tenure in Uniondale office peers
Law school
Maurice A. Deane School Of Law At Hofstra Univ.

Data updated August 2026

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Bar status
Due to reregister within 30 days of birthday
pending-renewal
Year admitted
2018
8 years
Law school
Maurice A. Deane School Of Law At Hofstra Univ.
84.7% active rate
Registration
5598651
NY registration #

What this profile tells you

Bar status & tenure

Michael John Heffernan is registered as bar number 5598651 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a routine periodic-renewal reminder, not discipline. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.

Practice context & education

Practice address is listed under Congdon, Flaherty, O'Callaghan, Fishlinger & Pavlides, located in Uniondale, NY (Nassau County), ZIP 11553. 2 other attorneys share this firm affiliation in the registry. Educational background: MAURICE A. DEANE SCHOOL OF LAW AT HOFSTRA UNIV. (59 registered alumni).

State context & due diligence

A "Due to reregister within 30 days of birthday" status falls outside the New York bar's active cohort for now. The breakdown below shows what share of the register that represents.

Tenure among Uniondale, NY office peers

Michael John Heffernan is among the longer-standing NY-bar records in Uniondale, NY: #760 of 894 by years since admission (85th percentile locally). See the Uniondale attorney directory .

Local rank
#760
City cohort
894
Local percentile
85th
Admitted
2018

Nearest tenure peers in Uniondale

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 August 2026. Derived local rank, not published upstream.

How Michael compares to fellow Maurice A. Deane School Of Law At Hofstra Univ. alumni

Among the 59 Maurice A. Deane School Of Law At Hofstra Univ. graduates in the New York register, Michael John Heffernan is longer-tenured than 0%.

8 years vs. Maurice A. Deane School Of Law At Hofstra Univ. alumni

Years since admission - 59 NY-registered alumni of this school

8 Top 100% higher than 0% of 59 fellow alumni

This attorney 5 50 every registered alum of this school, bucketed by value

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 · August 2026

Maurice A. Deane School Of Law At Hofstra Univ.'s active-bar rate

Of Maurice A. Deane School Of Law At Hofstra Univ.'s 59 alumni in the New York register, 84.7% currently hold "Currently registered" status, above the statewide average.

0%100%New York avg67%84.7%
Maurice A. Deane School Of Law At Hofstra Univ. alumni, active-bar rate

The 2018 admission class today

Of the 8,750 attorneys admitted to the New York bar in 2018, 73.4% are still "Currently registered" today, above the statewide average across all admission years.

66%68%70%72%74%76% Statewide, all years2018 class 67.2% 73.4% ▲ +9.2%
Bar retention: statewide average vs. the 2018 admission class

Professional Details

Status
Due to reregister within 30 days of birthday
Registration Number
5598651
Year Admitted
2018 (8 yrs · mid-career)
Judicial Department
2
Next Registration
Sep 2026

Location & Contact

Company
Congdon, Flaherty, O'Callaghan, Fishlinger & Pavlides
County
Nassau
ZIP Code
11553
Phone
(516) 542-9000

Status Distribution Across the New York Bar

Michael John Heffernan's current status, "Due to reregister within 30 days of birthday", places this record outside the 67.2% of the 432,625-attorney New York register currently marked active.

Full statewide breakdown & source note
Cohort Attorneys Share Relevance
Active in good standing 290,787
67.2%
This attorney is outside this cohort
Other / inactive / discipline 141,838
32.8%
Verify status before engaging
Total registered 432,625 100.0% Full New York bar register

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: Congdon, Flaherty, O'Callaghan, Fishlinger & Pavlides

Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).

View all attorneys at this firm →

Nationwide attorneys with similar admission year or city registry density

Two non-geo peer axes for Michael John Heffernan: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~895 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.

Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.

Nearby Attorneys in Uniondale, NY

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Before you rely on this record

Michael John Heffernan is currently listed as "Due to reregister within 30 days of birthday", treat that as a registration fact to confirm, not a verdict on quality.

Frequently Asked Questions

Where is Michael Heffernan licensed?

Michael Heffernan is licensed to practice law in New York.

When was Michael John Heffernan admitted to the bar?

Michael John Heffernan has been on the New York bar register since 2018.

Where did Michael John Heffernan go to law school?

Michael John Heffernan attended MAURICE A. DEANE SCHOOL OF LAW AT HOFSTRA UNIV..

What company does Michael John Heffernan work for?

Michael John Heffernan is associated with Congdon, Flaherty, O'Callaghan, Fishlinger & Pavlides in Uniondale, NY.

Is Michael John Heffernan in good standing?

Not currently, Michael John Heffernan's listed status is "Due to reregister within 30 days of birthday", not active standing. Confirm current status with the state bar.

Cite this page & disclosure

Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.