George F. Kwass, M.D.
Anatomic Pathology & Clinical Pathology Physician · Haverhill, MA
George F. Kwass, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Haverhill, Massachusetts, and NPI 1043242191, issued on Jul 7, 2006. Check the license (Massachusetts 26357, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- George F. Kwass
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- 26357 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Park Way, Haverhill, MA 01830
- Phone
- (978) 521-8680
- Enumerated
- Jul 7, 2006
- Record last updated
- Mar 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 2022052 MA
- Medicare enrollment
- Enrolled (PECOS I20060303000374); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 1957
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 542 in Massachusetts → Look up another NPI →
Also registered at 1 Park Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sara Brum, PA-CPhysician Assistant1477151959
- Emily Dulude, M.D.Nephrology Physician1477661791
- Lisa Gruber, M.D.Pediatrics Physician1942291679
- Jason Hemming, M.D.Gastroenterology Physician1184712010
- Judy Howell, N.P.Adult Health Nurse Practitioner1952458432
- John King, MDFamily Medicine Physician1790771269
Verify George F. Kwass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 26357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Mass General Brigham Community Physicians IncHaverhill, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George F. Kwass among 542 anatomic pathology & clinical pathology physician records in Massachusetts
George F. Kwass, M.D. is one of 542 anatomic pathology & clinical pathology physician records with a practice address in Massachusetts. 57% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 64% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1957 · median 2004 among the 305 with a school on file
- Record last updated2018 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Massachusetts
There are 542 anatomic pathology & clinical pathology physician records in Massachusetts.
All 542 in Massachusetts → Every provider in Haverhill → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Jean Fraser, MDHaverhill, MA 018301104850874
- Anne Moran, MDHaverhill, MA 018301407880727
- Khalid Algarrahi, M.D.Lawrence, MA 018411548793839
- Rick Schafer, MDLawrence, MA 018411083761522
- Shashikala Dwarakanath, MDLawrence, MA 018421730236266
- Megha Joshi, M.D.Lawrence, MA 018421013024694
- Donald Ross, MDMethuen, MA 018441922097104
- Liliane Yacoub, MDMethuen, MA 018441295724748
Common questions
What is George F. Kwass, M.D.'s NPI number?
George F. Kwass, M.D.'s National Provider Identifier (NPI) is 1043242191, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George F. Kwass, M.D. located?
The NPPES record lists a practice address at 1 Park Way, Haverhill, MA, 01830. Phone: (978) 521-8680. Providers update this record themselves, so call before visiting.
How can I verify George F. Kwass, M.D.'s license?
NPPES lists Massachusetts license number 26357, 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.
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.