Sylvia Kehlenbrink Oh, M.D.
Endocrinology, Diabetes & Metabolism Physician · Boston, MA
Sylvia Kehlenbrink Oh, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Boston, Massachusetts, and NPI 1770809147, issued on Apr 10, 2010. Check the license (Massachusetts 275002, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Sylvia Kehlenbrink Oh
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 275002 MA
Self-reported in NPPES; status is on the state search - Practice location
- 221 Longwood Avenue, Rfb-2, Boston, MA 02115
- Phone
- (617) 732-5661
- Enumerated
- Apr 10, 2010
- Record last updated
- Oct 5, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (617) 525-0436
- Medicare enrollment
- Enrolled (PECOS I20181015002596); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 522 in Massachusetts → Look up another NPI →
Also registered at 221 Longwood Avenue, Rfb-2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lee-Shing Chang, M.D.Endocrinology, Diabetes & Metabolism Physician1033473624
Verify Sylvia Kehlenbrink Oh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 275002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,812 Medicare Part D claims for 176 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 59% of claims.
Most prescribed
- Ozempic200 claims
- Trulicity185 claims
- Jardiance139 claims
- Levothyroxine Sodium90 claims
- Omnipod 5 Dexg7g6 Pods (Gen 5)75 claims
- Lantus Solostar70 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
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sylvia Kehlenbrink Oh among 522 endocrinology, diabetes & metabolism physician records in Massachusetts
Sylvia Kehlenbrink Oh, 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 2010, is newer than 69% of them.
- NPI issued2010 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2007 · median 2002 among the 378 with a school on file
- Record last updated2020 · 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 Sylvia Kehlenbrink Oh, M.D.'s NPI number?
Sylvia Kehlenbrink Oh, M.D.'s National Provider Identifier (NPI) is 1770809147, issued on Apr 10, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Sylvia Kehlenbrink Oh, M.D. located?
The NPPES record lists a practice address at 221 Longwood Avenue, Rfb-2, Boston, MA, 02115. Phone: (617) 732-5661. Providers update this record themselves, so call before visiting.
How can I verify Sylvia Kehlenbrink Oh, M.D.'s license?
NPPES lists Massachusetts license number 275002, 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 Sylvia Kehlenbrink Oh, M.D. prescribe under Medicare Part D?
In 2024, Sylvia Kehlenbrink Oh, M.D. had 1,812 Medicare Part D claims for 176 beneficiaries; 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.