Nicholas Obertis, PHYSICIAN ASSISTANT
Physician Assistant · New York, NY
Nicholas Obertis, PHYSICIAN ASSISTANT is a physician assistant with a practice address in New York, New York, and NPI 1518339019, issued on Oct 22, 2015. Check the license (New York 019242, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nicholas Obertis
- Credential
- PHYSICIAN ASSISTANT
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 019242 NY
Self-reported in NPPES; status is on the state search - Practice location
- 200 Chambers St, New York, NY 10007
- Phone
- (212) 962-6600
- Enumerated
- Oct 22, 2015
- Record last updated
- Oct 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (212) 962-6605
- Medicare enrollment
- Enrolled (PECOS I20190404001587); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 200 Chambers St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Chansky, MD, JDGeneral Practice Physician1508125600
- Pamela EzePhysician Assistant1265853618
- Benjamin Gross, PHYSICIAN ASSISTANTPhysician Assistant1154793651
- Rinku Prithiani, PHYSICIAN ASSISTANTPhysician Assistant1598138422
Verify Nicholas Obertis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 019242Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average physician assistant in 2024
560 Medicare Part D claims for 53 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Vilazodone Hcl64 claims
- Escitalopram Oxalate59 claims
- Trazodone Hcl49 claims
- Lamotrigine42 claims
- Sertraline Hcl37 claims
- Fluoxetine Hcl34 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Aldad Medical PCNew Hyde Park, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Obertis among 15,555 physician assistant records in New York
Nicholas Obertis, PHYSICIAN ASSISTANT is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 40% of them.
- NPI issued2015 · 40% of these records are older, 57% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2015 · median 2018 among the 8,158 with a school on file
- Record last updated2015 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3,108 physician assistant records list a practice address in New York
They are 3,108 of the 98,468 NPPES records with a practice address in New York, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in New York → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Lauren Abramowitz, PACNew York, NY 100071407045040
- Alexandra BerwickNew York, NY 100071962085480
- Mollie Dwivedi, PANew York, NY 100071710491337
- Pamela EzeNew York, NY 100071265853618
- Lauren Flandrich, P.A.New York, NY 100071033531504
- Benjamin Gross, PHYSICIAN ASSISTANTNew York, NY 100071154793651
- Melinda Jimenez, PA-CNew York, NY 100071588934814
- Ysmael Joaquin, M.D.New York, NY 100071114476603
Common questions
What is Nicholas Obertis, PHYSICIAN ASSISTANT's NPI number?
Nicholas Obertis, PHYSICIAN ASSISTANT's National Provider Identifier (NPI) is 1518339019, issued on Oct 22, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Obertis, PHYSICIAN ASSISTANT located?
The NPPES record lists a practice address at 200 Chambers St, New York, NY, 10007. Phone: (212) 962-6600. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Obertis, PHYSICIAN ASSISTANT's license?
NPPES lists New York license number 019242, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Nicholas Obertis, PHYSICIAN ASSISTANT prescribe under Medicare Part D?
In 2024, Nicholas Obertis, PHYSICIAN ASSISTANT had 560 Medicare Part D claims for 53 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.