Gregory Jay Zentner, M.D.
Cytopathology Physician · Hyannis, MA
Gregory Jay Zentner, M.D. is a cytopathology physician with a practice address in Hyannis, Massachusetts, and NPI 1407810732, issued on Apr 13, 2006. Check the license (Massachusetts 79138, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Gregory Jay Zentner
- Credential
- M.D.
- Primary taxonomy
- Cytopathology Physician 207ZC0500X
- License number
- 79138 MA
Self-reported in NPPES; status is on the state search - Practice location
- 27 Park St, Hyannis, MA 02601
- Phone
- (508) 862-5267
- Enumerated
- Apr 13, 2006
- Record last updated
- Mar 10, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (508) 771-7786
- Medicaid ID
- 3134008 MA
- Medicare enrollment
- Enrolled (PECOS I20050907000649); accepts Medicare assignment
- Medical or professional school
- University Of Connecticut School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest cytopathology physician records → All 33 in Massachusetts → Look up another NPI →
Also registered at 27 Park St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle AngeliCertified Registered Nurse Anesthetist1023317591
- Christine Anstatt, PTPhysical Therapist1417074105
- Timothy Arruda, MDHospitalist Physician1538134333
- Harvey Auerbach, MDAnesthesiology Physician1881614246
- Eric Band, M.D.Anesthesiology Physician1033475439
- Scott Barron, MDPediatrics Physician1992790760
Verify Gregory Jay Zentner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 79138Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 37.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Cape Cod Pathology Consultants PCFalmouth, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Jay Zentner among 33 cytopathology physician records in Massachusetts
Gregory Jay Zentner, M.D. is one of 33 cytopathology physician records with a practice address in Massachusetts. 61% 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 30% of them.
- NPI issued2006 · 30% of these records are older, 9% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1987 · median 1992 among the 18 with a school on file
- Record last updated2010 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZC0500X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cytopathology Physician providers in Massachusetts
There are 33 cytopathology physician records in Massachusetts.
All 33 in Massachusetts → Every provider in Hyannis → Cytopathology Physician nationwide →
The 8 cytopathology physician records with the nearest ZIP codes
- Clara Mesonero, M.D.Hyannis, MA 026011730153891
- Jennifer Ahearn, MDFall River, MA 027201164494456
- Barry Berger, M.D.Chestnut Hill, MA 024671184627028
- Julia Laguette, M.D.Chestnut Hill, MA 024671093729352
- Helen Cajigas, MD, FCAP, MRONewton, MA 024591508842139
- Carlos Villamil, MDLexington, MA 024211417938705
- Paul Vigna, M.D.Plymouth, MA 023601194775593
- Jennifer LipmanMelrose, MA 021761578539532
Common questions
What is Gregory Jay Zentner, M.D.'s NPI number?
Gregory Jay Zentner, M.D.'s National Provider Identifier (NPI) is 1407810732, issued on Apr 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Jay Zentner, M.D. located?
The NPPES record lists a practice address at 27 Park St, Hyannis, MA, 02601. Phone: (508) 862-5267. Providers update this record themselves, so call before visiting.
How can I verify Gregory Jay Zentner, M.D.'s license?
NPPES lists Massachusetts license number 79138, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Gregory Jay Zentner, M.D.'s MIPS final score?
The 2023 MIPS final score is 37.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.