NPPES file of Aug 9, 2026

Adam J. Bass, M.D.

Medical Oncology Physician · New York, NY

Adam J. Bass, M.D. is a medical oncology physician with a practice address in New York, New York, and NPI 1346304573, issued on Dec 21, 2006. Check the license (New York 305694, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1346304573
Name
Adam J. Bass
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
305694 NY
220994 MA
Self-reported in NPPES; status is on the state search
Practice location
1275 York Ave, New York, NY 10065
Phone
(212) 639-2000
Enumerated
Dec 21, 2006
Record last updated
Sep 8, 2025
Medicare enrollment
Enrolled (PECOS I20210428002268); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 1275 York Ave

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

  1. Nivedita Aanur, M.D.Internal Medicine Physician1982833471
  2. Amy Aaronson, AC-PNP, RNCritical Care Pediatric Nurse Practitioner1407323504
  3. Michelle Abboud, N.P.Acute Care Nurse Practitioner1730596008
  4. Gina Abdulahad, PA-CPhysician Assistant1174027064
  5. Wassim Abida, MD, PHDHematology & Oncology Physician1518101096
  6. Lincy Abraham, NPPediatric Nurse Practitioner1295003739

Verify Adam J. Bass in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 305694
    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
Open 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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Bills Medicare through one group practice

  1. Memorial Solid Tumor GroupNew York, NY

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

Adam J. Bass among 548 medical oncology physician records in New York

Adam J. Bass, M.D. is one of 548 medical oncology physician records with a practice address in New York. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 60% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2009 · median 2005 among the 389 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in New York

There are 548 medical oncology physician records in New York.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Tessa Cigler, MDNew York, NY 100651184692964
  2. Daniel Danila, M.D.New York, NY 100651952460172
  3. Mrinal Gounder, M.D.New York, NY 100651376758821
  4. Rachel Grisham, M.D.New York, NY 100651528195971
  5. Philip Kantoff, MDNew York, NY 100651235107871
  6. Glenn Kroog, MDNew York, NY 100651689798969
  7. Sujana Movva, MDNew York, NY 100651932318110
  8. Jonathan Rosenberg, MDNew York, NY 100651942268073

Common questions

What is Adam J. Bass, M.D.'s NPI number?

Adam J. Bass, M.D.'s National Provider Identifier (NPI) is 1346304573, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Adam J. Bass, M.D. located?

The NPPES record lists a practice address at 1275 York Ave, New York, NY, 10065. Phone: (212) 639-2000. Providers update this record themselves, so call before visiting.

How can I verify Adam J. Bass, M.D.'s license?

NPPES lists New York license number 305694, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.