Benjamin Cowan
Anesthesiology Physician · Boston, MA
Benjamin Cowan is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1215597687, issued on Jun 18, 2019. Check the license (Massachusetts 1013950, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Benjamin Cowan
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 1013950 MA
Self-reported in NPPES; status is on the state search - Practice location
- 560 E 5TH St Apt 1, Boston, MA 02127
- Phone
- (413) 537-2754
- Enumerated
- Jun 18, 2019
- Record last updated
- Jun 23, 2026
- Medicare enrollment
- Enrolled (PECOS I20230923000031); accepts Medicare assignment
- Medical or professional school
- Drexel University College Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Verify Benjamin Cowan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1013950Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Emerson Practice Associates II, IncConcord, MA
- Metrowest Anesthesia Associates LLCNatick, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Cowan among 2,089 anesthesiology physician records in Massachusetts
Benjamin Cowan is one of 2,089 anesthesiology 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 2019, is newer than 82% of them.
- NPI issued2019 · 82% of these records are older, 14% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2019 · median 2008 among the 1,472 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,082 anesthesiology physician records list a practice address in Boston
They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Boston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Nada ArrushdiDorchester Center, MA 021241699739276
- Tzay Chiu, MDJamaica Plain, MA 021301497795165
- A Epstein, MDDorchester Center, MA 021241710941380
- Mina Khorashadi, MDDorchester, MA 021241962883041
- Ling-Ling Lok, MDJamaica Plain, MA 021301912576539
- Andrew Nakrin, M.D.Jamaica Plain, MA 021301275598922
- David Napoli, M.D.Boston, MA 021301578678538
- Costin Negroiu, MDBoston, MA 021301669616074
Common questions
What is Benjamin Cowan's NPI number?
Benjamin Cowan's National Provider Identifier (NPI) is 1215597687, issued on Jun 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Cowan located?
The NPPES record lists a practice address at 560 E 5TH St Apt 1, Boston, MA, 02127. Phone: (413) 537-2754. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Cowan's license?
NPPES lists Massachusetts license number 1013950, 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.