NPPES file of Aug 9, 2026

Gregory A. Montes, PA

Physician Assistant · New York, NY

Gregory A. Montes, PA is a physician assistant with a practice address in New York, New York, and NPI 1780734442, issued on Jan 12, 2007. Check the license (New York 011100, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780734442
Name
Gregory A. Montes
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
011100 NY
Self-reported in NPPES; status is on the state search
Practice location
330 East 17TH St, New York, NY 10003
Phone
(212) 420-2000
Enumerated
Jan 12, 2007
Record last updated
May 25, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060330000698); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 330 East 17TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Saadia Akhtar, MDEmergency Medicine Physician1114083375
  2. Abraham Berger, MDEmergency Medicine Physician1477605731
  3. Naomi Dreisinger, MDPediatrics Physician1033275359
  4. Maria Lisa Esteves, PAPhysician Assistant1669522413
  5. Kumarie Etwaru, MDPediatrics Physician1275699548
  6. Gregg Husk, MDInternal Medicine Physician1346306818

Verify Gregory A. Montes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 011100
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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91% fewer Medicare Part D claims than the average physician assistant in 2024

74 Medicare Part D claims for 28 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Gregory Montes74
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl17 claims
  2. Pantoprazole Sodium14 claims
  3. Cefadroxil11 claims
  4. Celecoxib11 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.

Industry payments in 2024: $104.65

3 payments; by number, the most common kind was food and beverage; the largest payer was Ethicon US, LLC. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Montes$104.65
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Icahn School OF Medicine AT Mount SinaiNew York, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gregory A. Montes among 15,555 physician assistant records in New York

Gregory A. Montes, PA 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 2007, is newer than 13% of them.

  • NPI issued2007 · 13% of these records are older, 80% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2006 · median 2018 among the 8,158 with a school on file
  • Record last updated2016 · 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.

The 8 physician assistant records with the nearest ZIP codes

  1. Phillip Ashley, PANew York, NY 100031033274089
  2. Emanuel Avezbakiyev, PANew York, NY 100031447358197
  3. Maria Lisa Esteves, PANew York, NY 100031669522413
  4. Aviv Halpert, PANew York, NY 100031336225275
  5. Michael Jones, PANew York, NY 100031497714950
  6. Rubina KhanNew York, NY 100031790885556
  7. Nancy Marrazzo, PANew York, NY 100031316097330
  8. Hongvan Phan, PANew York, NY 100031174539308

Common questions

What is Gregory A. Montes, PA's NPI number?

Gregory A. Montes, PA's National Provider Identifier (NPI) is 1780734442, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gregory A. Montes, PA located?

The NPPES record lists a practice address at 330 East 17TH St, New York, NY, 10003. Phone: (212) 420-2000. Providers update this record themselves, so call before visiting.

How can I verify Gregory A. Montes, PA's license?

NPPES lists New York license number 011100, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory A. Montes, PA prescribe under Medicare Part D?

In 2024, Gregory A. Montes, PA had 74 Medicare Part D claims for 28 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.