Sophia Yang, MD
Obstetrics & Gynecology Physician · Waltham, MA
Sophia Yang, MD is an obstetrics & gynecology physician with a practice address in Waltham, Massachusetts, and NPI 1932604717, issued on Mar 26, 2018. Check the license (Massachusetts 1023687, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sophia Yang
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 1023687 MA
A164737 CA
Self-reported in NPPES; status is on the state search - Practice location
- 355 Waverly Oaks RD Ste 275, Waltham, MA 02452
- Phone
- (781) 893-5550
- Enumerated
- Mar 26, 2018
- Record last updated
- Jul 29, 2025
- Fax
- (781) 893-0450
- Medicare enrollment
- Enrolled (PECOS I20250710000209); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,127 in Massachusetts → Look up another NPI →
Verify Sophia Yang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023687Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
67 Medicare Part D claims for 17 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Estradiol15 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.
Industry payments in 2024: $1,936.68
7 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Bills Medicare through one group practice
- Mount Auburn Professional Services IncCambridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sophia Yang among 1,127 obstetrics & gynecology physician records in Massachusetts
Sophia Yang, 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 2018, is newer than 87% of them.
- NPI issued2018 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2018 · median 2004 among the 715 with a school on file
- Record last updated2025 · 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.
All 1,127 in Massachusetts → Every provider in Waltham → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Hee Man Chie, M.D.Waltham, MA 024521871712190
- Alan Pinshaw, M.D.Waltham, MA 024521588721245
- Maureen French, MDWaltham, MA 024511265821045
- Paul Goldstein, M.D.Waltham, MA 024511942325758
- Sudha Mehta, M.D.Waltham, MA 024531457467383
- Carey York Best, MDWaltham, MA 024511194707836
- Warren Becker, MDBrookline, MA 024461497859524
- Nicole Boudreau, MDBrookline, MA 024461275568305
Common questions
What is Sophia Yang, MD's NPI number?
Sophia Yang, MD's National Provider Identifier (NPI) is 1932604717, issued on Mar 26, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Sophia Yang, MD located?
The NPPES record lists a practice address at 355 Waverly Oaks RD Ste 275, Waltham, MA, 02452. Phone: (781) 893-5550. Providers update this record themselves, so call before visiting.
How can I verify Sophia Yang, MD's license?
NPPES lists Massachusetts license number 1023687, 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 Sophia Yang, MD prescribe under Medicare Part D?
In 2024, Sophia Yang, MD had 67 Medicare Part D claims for 17 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.