Grace Huang, M.D
Endocrinology, Diabetes & Metabolism Physician · Boston, MA
Grace Huang, M.D is an endocrinology, diabetes & metabolism physician with a practice address in Boston, Massachusetts, and NPI 1750550240, issued on Feb 28, 2008. Check the license (Massachusetts 242998, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Grace Huang
- Credential
- M.D
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- 242998 MA
AW238315331 CT
Self-reported in NPPES; status is on the state search - Practice location
- 221 Longwood Ave, Boston, MA 02115
- Phone
- (617) 732-5666
- Enumerated
- Feb 28, 2008
- Record last updated
- May 8, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 522 in Massachusetts → Look up another NPI →
Also registered at 221 Longwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gail Adler, MD PHDEndocrinology, Diabetes & Metabolism Physician1780675280
- Sara Ahmadi, M.D.Endocrinology, Diabetes & Metabolism Physician1700082617
- Abdullah Alajaji, MDDermatology Physician1356698351
- Anastasia-Stefania AlexopoulosEndocrinology, Diabetes & Metabolism Physician1134560543
- Bader AlharbiDermatology Physician1932021771
- Abby Altman, PHDCounseling Psychologist1518220433
Verify Grace Huang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 242998Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
30 Medicare Part D claims, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl Er13 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: $67.07
1 payment: food and beverage; the largest payer was Glaukos Corporation. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Grace Huang among 522 endocrinology, diabetes & metabolism physician records in Massachusetts
Grace Huang, M.D is one of 522 endocrinology, diabetes & metabolism physician records with a practice address in Massachusetts. 82% 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 60% of them.
- NPI issued2008 · 60% of these records are older, 34% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2014 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Massachusetts
There are 522 endocrinology, diabetes & metabolism physician records in Massachusetts.
All 522 in Massachusetts → Every provider in Boston → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Gail Adler, MD PHDBoston, MA 021151780675280
- Shehzad Basaria, MDBoston, MA 021151699730101
- Edward Brown, MDBoston, MA 021151871550137
- Margo Hudson, MDBoston, MA 021151922065242
- Ursula Kaiser, MDBoston, MA 021151053377374
- Nikheel Kolatkar, M.D.Boston, MA 021151396748463
- P Larsen, MDBoston, MA 021151700842952
- Meryl Leboff, MDBoston, MA 021151235106030
Common questions
What is Grace Huang, M.D's NPI number?
Grace Huang, M.D's National Provider Identifier (NPI) is 1750550240, issued on Feb 28, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Grace Huang, M.D located?
The NPPES record lists a practice address at 221 Longwood Ave, Boston, MA, 02115. Phone: (617) 732-5666. Providers update this record themselves, so call before visiting.
How can I verify Grace Huang, M.D's license?
NPPES lists Massachusetts license number 242998, 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 Grace Huang, M.D prescribe under Medicare Part D?
In 2024, Grace Huang, M.D had 30 Medicare Part D claims; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.