New York attorney record · Judicial Dept 3
Madelyn Demsky Zeylikman
University Of California Berkeley School Of Law alumna, admitted to the New York bar in 2004, registered office in Waltham, MA. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 2004
- Admitted
- 22
- Years in bar
- 4197430
- NY reg #
The record in one line
Madelyn Demsky Zeylikman appears in the New York attorney register with a current status of "Due to reregister within 30 days of birthday", on record since 2004. This reflects registration only — confirm current standing with the state bar.
- 22 yrs
- since first admission to the bar
- Other
- current bar status: "Due to reregister within 30 days of birthday"
- Law school
- University Of California Berkeley School Of Law
New York has 429,620 registered attorneys, of which 284,296 are currently active.
What this profile tells you
Bar status & tenure
Madelyn Demsky Zeylikman is registered as bar number 4197430 with the New York bar authority, carrying a current status of "Due to reregister within 30 days of birthday", a classification that limits or suspends the attorney's authorization to practice — verify the exact implications with the bar before engaging this attorney. The attorney was admitted to the bar in 2004, representing roughly 22 years since admission — a useful signal when weighing depth of practical experience against fee expectations. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Korsana Biosciences, located in Waltham, MA, ZIP 02453. Educational background: University of California Berkeley School of Law, one of the admissions credentials used by the bar to verify qualification for licensure.
State context & due diligence
For benchmarking context, New York has 429,620 registered attorneys statewide, of which 284,296 (66.2%) are actively registered — this attorney's "Due to reregister within 30 days of birthday" status places them outside the active cohort. Bar registration status alone does not confirm competence, specialty, or fit for a specific legal matter — it confirms only that the attorney has met the bar's registration requirements as of the last reporting cycle. Before engaging any attorney, verify their current standing directly with the state bar, review any discipline history through official channels, confirm fee structure in writing, and ask about specific experience handling matters similar to yours. Public profiles like this one are a starting point for due diligence, not a substitute for it.
How Madelyn compares to fellow University Of California Berkeley School Of Law alumni
Among the 1,171 University Of California Berkeley School Of Law graduates in the New York register, Madelyn Demsky Zeylikman is longer-tenured than 90% — a school-cohort view of experience, alongside the statewide one above.
22 years vs. University Of California Berkeley School Of Law alumni
Years since admission — 1,171 NY-registered alumni of this school
22 Top 10% higher than 90% of 1,171 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 · May 2026
Professional Details
- Status
- Due to reregister within 30 days of birthday
- Registration Number
- 4197430
- Year Admitted
- 2004 (22 yrs · senior)
- Judicial Department
- 3
- Next Registration
- May 2026
Location & Contact
- Company
- Korsana Biosciences
- City
- Waltham, MA
- ZIP Code
- 02453
- Phone
- (781) 516-2325
Education
University of California Berkeley School of Law
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Madelyn Demsky Zeylikman's current status is "Due to reregister within 30 days of birthday".
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.
Verify This Attorney
Always verify attorney credentials through official state bar records before making legal decisions.
Verify on NY Courts Attorney SearchSource: New York State Unified Court System — Attorney Registration Search
Nearby Attorneys in Waltham, MA
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Compare Madelyn Demsky Zeylikman with similar attorneys in Waltham.
Compare attorneys →Before you rely on this record
Madelyn Demsky Zeylikman 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.
- Bar status confirms registration only — it does not measure competence, specialty fit, or freedom from client complaints. How to choose a lawyer
- Check the public discipline record for any suspension, disbarment, or resignation for a disciplinary reason. Check discipline
- Compare other attorneys practising in Waltham. Attorney lookup
Always confirm an attorney's current standing directly with the NY Office of Court Administration before making legal decisions.
Frequently Asked Questions
Where is Madelyn Zeylikman licensed?
Madelyn Zeylikman is licensed in New York. Their current bar status is "Due to reregister within 30 days of birthday".
When was Madelyn Demsky Zeylikman admitted to the bar?
Madelyn Demsky Zeylikman was admitted to the bar in 2004.
Where did Madelyn Demsky Zeylikman go to law school?
Madelyn Demsky Zeylikman attended University of California Berkeley School of Law.
What company does Madelyn Demsky Zeylikman work for?
Madelyn Demsky Zeylikman is associated with Korsana Biosciences in Waltham, MA.
Is Madelyn Demsky Zeylikman in good standing?
Madelyn Demsky Zeylikman has a bar status of "Due to reregister within 30 days of birthday". This does not indicate active standing. Contact the relevant state bar for details.
Disclaimer: This information is sourced from public state bar records provided by the New York Office of Court Administration. PlainAttorney does not provide legal advice, referrals, or endorsements. Use this data for informational purposes only. Always verify attorney credentials directly with the NY Courts Attorney Search before making legal decisions.
Read our methodology — how this data is sourced, computed, and verified.