NPPES file of Aug 9, 2026

Gregory Hannahs, M.D.

Specialist · Bayside, NY

Gregory Hannahs, M.D. is a specialist with a practice address in Bayside, New York, and NPI 1750482352, issued on Sep 26, 2006. Check the license 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
1750482352
Name
Gregory Hannahs
Credential
M.D.
Primary taxonomy
Specialist 174400000X
Practice location
21111 Northern Blvd, Bayside, NY 11361
Phone
(718) 705-1000
Enumerated
Sep 26, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest specialist records → All 22,636 in New York → Look up another NPI →

Also registered at 21111 Northern Blvd

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

  1. Kristen BelevichSocial Worker1679931133
  2. Tulawattie BhimsenRegistered Nurse1871906131
  3. Emily Brown, LMSWSocial Worker1114418175
  4. Miriam Chen, OTR/LOccupational Therapist1003056029
  5. Sayyada Dewji, OTR/L, OTDOccupational Therapist1609660109
  6. Dahlia DodsonOccupational Therapist1497312698

Verify Gregory Hannahs in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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
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74% fewer Medicare Part D claims than the average specialist in 2024

358 Medicare Part D claims for 27 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Gregory Hannahs358
  2. Specialty average1,380

Most prescribed

  1. Fluoxetine Hcl60 claims
  2. Bupropion Xl53 claims
  3. Bupropion Hcl Sr30 claims
  4. Escitalopram Oxalate28 claims
  5. Clonazepam23 claims
  6. Citalopram Hbr21 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.

Gregory Hannahs among 22,636 specialist records in New York

Gregory Hannahs, M.D. is one of 22,636 specialist records with a practice address in New York. 6% 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 1% of them.

  • NPI issued2006 · 1% of these records are older, 92% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2007 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

72 specialist records list a practice address in Bayside

They are 72 of the 1,478 NPPES records with a practice address in Bayside, and 22,636 specialist records in New York.

All 22,636 in New York → Every provider in Bayside → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Christina Cappuccio, M.S.EDBayside, NY 113611437410321
  2. Melissa CuevasBayside, NY 113611508128372
  3. Irene Garoutsos, SP.ED TEACHERBayside, NY 113611114288016
  4. David Goodman, M.D.Bayside, NY 113611740209535
  5. Jenny Liaw, MDBayside, NY 113611992867600
  6. Clara Liriano, M.S. EDUCATIONBayside, NY 113611770847212
  7. Carol NocellaBayside, NY 113611316003320
  8. Stephanie Noone, PTBayside, NY 113611700074051

Common questions

What is Gregory Hannahs, M.D.'s NPI number?

Gregory Hannahs, M.D.'s National Provider Identifier (NPI) is 1750482352, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Hannahs, M.D. located?

The NPPES record lists a practice address at 21111 Northern Blvd, Bayside, NY, 11361. Phone: (718) 705-1000. Providers update this record themselves, so call before visiting.

How can I verify Gregory Hannahs, M.D.'s license?

Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory Hannahs, M.D. prescribe under Medicare Part D?

In 2024, Gregory Hannahs, M.D. had 358 Medicare Part D claims for 27 beneficiaries; the average among specialist prescribers was 1,380. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.