Jonathan Friedes, MD
Obstetrics Physician · Boston, MA
Jonathan Friedes, MD is an obstetrics physician with a practice address in Boston, Massachusetts, and NPI 1780606160, issued on Jul 24, 2006. Check the license (Massachusetts 76366, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jonathan Friedes
- Credential
- MD
- Primary taxonomy
- Obstetrics Physician 207VX0000X
- License number
- 76366 MA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Brookline Ave FL 9, Boston, MA 02215
- Phone
- (617) 421-1191
- Enumerated
- Jul 24, 2006
- Record last updated
- Jan 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 421-5828
- Medicaid ID
- 2069466 MA
- Medicare enrollment
- Enrolled (PECOS I20050707000495); accepts Medicare assignment
- Medical or professional school
- Yale University School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest obstetrics physician records → All 25 in Massachusetts → Look up another NPI →
Also registered at 133 Brookline Ave FL 9
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jonathan Friedes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 76366Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average obstetrics physician in 2024
104 Medicare Part D claims for 41 beneficiaries, against an average of 218 among the 863 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol50 claims
- Junel Fe11 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
- Atrius Health IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Friedes among 25 obstetrics physician records in Massachusetts
Jonathan Friedes, MD is one of 25 obstetrics physician records with a practice address in Massachusetts. 56% 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 24% of them.
- NPI issued2006 · 24% of these records are older, 52% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated1988 · median 2008 among the 12 with a school on file
- Record last updated2021 · 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 207VX0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics Physician providers in Massachusetts
There are 25 obstetrics physician records in Massachusetts.
All 25 in Massachusetts → Every provider in Boston → Obstetrics Physician nationwide →
The 8 obstetrics physician records with the nearest ZIP codes
- Lily Wu, M.D.Boston, MA 022151073824835
- Janelle Murphy, NPWeymouth, MA 021891457688756
- Chana Wasserman, MDCambridge, MA 021391336112291
- Shenbagavalli Ramaswami, MDBrockton, MA 023011255385266
- Madelyn Conner, MDBoston, MA 021181316684475
- Radhika Datar, MDBoston, MA 021181366753642
- Adrian Chiem, MDBoston, MA 021151508445248
- Lisa Haddad, M.D.Boston, MA 021151285789545
Common questions
What is Jonathan Friedes, MD's NPI number?
Jonathan Friedes, MD's National Provider Identifier (NPI) is 1780606160, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Friedes, MD located?
The NPPES record lists a practice address at 133 Brookline Ave FL 9, Boston, MA, 02215. Phone: (617) 421-1191. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Friedes, MD's license?
NPPES lists Massachusetts license number 76366, 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 Jonathan Friedes, MD prescribe under Medicare Part D?
In 2024, Jonathan Friedes, MD had 104 Medicare Part D claims for 41 beneficiaries; the average among obstetrics physician prescribers was 218. 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.