Gretchen Williams Frieling, M.D.
Anatomic Pathology & Clinical Pathology Physician · Wellesley Hills, MA
Gretchen Williams Frieling, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Wellesley Hills, Massachusetts, and NPI 1790913887, issued on Jun 26, 2009. Check the license (Massachusetts 254032, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Gretchen Williams Frieling
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- 254032 MA
Self-reported in NPPES; status is on the state search - Practice location
- 25 Walnut St Ste 102, Wellesley Hills, MA 02481
- Phone
- (781) 524-3223
- Enumerated
- Jun 26, 2009
- Record last updated
- Dec 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 542 in Massachusetts → Look up another NPI →
Verify Gretchen Williams Frieling in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 254032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $3,162.98
10 payments; by number, the most common kind was food and beverage; the largest payer was Galderma Laboratories, L.P. The 2,607 providers of this specialty with any payment received $3,565.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Gretchen Williams Frieling among 542 anatomic pathology & clinical pathology physician records in Massachusetts
Gretchen Williams Frieling, 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 2009, is newer than 54% of them.
- NPI issued2009 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2021 · 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 Wellesley Hills → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Alexandra Lagos, M.D.Wellesley, MA 024821932151065
- Deborah Wayler, M.D.Needham, MA 024921952358194
- Joseph Bergeron, MDNeedham, MA 024941487613444
- Blythe Bowman, M.D.Needham, MA 024941427287614
- Mahmoud Goodarzi, M.D.Needham, MA 024941447425954
- Hedieh Honarpisheh, MDNeedham, MA 024941710271614
- Tanya Rege, M.D.Needham, MA 024941396945838
- Elsa Velazquez-McGuirk, MDNeedham, MA 024941043206527
Common questions
What is Gretchen Williams Frieling, M.D.'s NPI number?
Gretchen Williams Frieling, M.D.'s National Provider Identifier (NPI) is 1790913887, issued on Jun 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Gretchen Williams Frieling, M.D. located?
The NPPES record lists a practice address at 25 Walnut St Ste 102, Wellesley Hills, MA, 02481. Phone: (781) 524-3223. Providers update this record themselves, so call before visiting.
How can I verify Gretchen Williams Frieling, M.D.'s license?
NPPES lists Massachusetts license number 254032, 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.