NPPES file of Aug 9, 2026

Melanie Sass Greenman, MD

Obstetrics & Gynecology Physician · Northampton, MA

Melanie Sass Greenman, MD is an obstetrics & gynecology physician with a practice address in Northampton, Massachusetts, and NPI 1942461710, issued on Jun 24, 2008. Check the license (Massachusetts 257023, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1942461710
Name
Melanie Sass Greenman
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
257023 MA
Self-reported in NPPES; status is on the state search
Practice location
30 Locust St, Northampton, MA 01060
Phone
(413) 586-9866
Enumerated
Jun 24, 2008
Record last updated
Feb 28, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(413) 923-9306
Medicare enrollment
Enrolled (PECOS I20140606000705); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2008
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.
Download card Updates feed

Also registered at 30 Locust St

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

  1. Timothy Abbott, D.O.Anesthesiology Physician1316155294
  2. Olyn Andrade, MDEmergency Medicine Physician1265008544
  3. Nasreen Azam, M.D.Pediatric Nephrology Physician1649362476
  4. Mae Beckford-Bruno, RNStudent in an Organized Health Care Education/Training Program1043134661
  5. Linda Benoit, LICSWClinical Social Worker1588729610
  6. Charles Bernstein, MDDiagnostic Radiology Physician1699734442

Verify Melanie Sass Greenman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 257023
    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 Massachusetts 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

68% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

277 Medicare Part D claims for 122 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Melanie Greenman277
  2. Specialty average165

Most prescribed

  1. Estradiol82 claims
  2. Clobetasol Propionate43 claims
  3. Estring17 claims
  4. Nystatin17 claims
  5. Triamcinolone Acetonide12 claims
  6. Norethindrone Acetate11 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

  1. Mass General Brigham Medical Group Western Massachusetts IncNorthampton, MA

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

Melanie Sass Greenman among 1,127 obstetrics & gynecology physician records in Massachusetts

Melanie Sass Greenman, MD is one of 1,127 obstetrics & gynecology physician records with a practice address in Massachusetts. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.

  • NPI issued2008 · 61% of these records are older, 36% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2008 · median 2004 among the 715 with a school on file
  • Record last updated2014 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Massachusetts

There are 1,127 obstetrics & gynecology physician records in Massachusetts.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Lorraine Bello, MDNorthampton, MA 010601336163187
  2. Kristin Dardano, MDNorthampton, MA 010601942384359
  3. Erin Eppsteiner, M.D.Northampton, MA 010601922234517
  4. Timothy Fisher, M.D.Northampton, MA 010601871563718
  5. Katherine Hicks, MDNorthampton, MA 010601952360133
  6. Maura Keene, MDNorthampton, MA 010601730158130
  7. Kristen Kelly, M.D.Northampton, MA 010601366761363
  8. Tucker Kueny, MDNorthampton, MA 010601265448013

Common questions

What is Melanie Sass Greenman, MD's NPI number?

Melanie Sass Greenman, MD's National Provider Identifier (NPI) is 1942461710, issued on Jun 24, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Melanie Sass Greenman, MD located?

The NPPES record lists a practice address at 30 Locust St, Northampton, MA, 01060. Phone: (413) 586-9866. Providers update this record themselves, so call before visiting.

How can I verify Melanie Sass Greenman, MD's license?

NPPES lists Massachusetts license number 257023, 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.

How much does Melanie Sass Greenman, MD prescribe under Medicare Part D?

In 2024, Melanie Sass Greenman, MD had 277 Medicare Part D claims for 122 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.