Adrian Brandon Zen Jey Jonan, M.D.
Anesthesiology Physician · Boston, MA
Adrian Brandon Zen Jey Jonan, M.D. is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1124451323, issued on Aug 12, 2013. Check the license (Massachusetts 266633, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Adrian Brandon Zen Jey Jonan
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 266633 MA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Francis St, Boston, MA 02115
- Phone
- (617) 732-5500
- Enumerated
- Aug 12, 2013
- Record last updated
- Mar 13, 2024
- Medicare enrollment
- Enrolled (PECOS I20190201001286); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Also registered at 75 Francis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Adrian Brandon Zen Jey Jonan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 266633Check 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 one group practice
- Southern California Permanente Medical GroupSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adrian Brandon Zen Jey Jonan among 2,089 anesthesiology physician records in Massachusetts
Adrian Brandon Zen Jey Jonan, M.D. 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 2013, is newer than 65% of them.
- NPI issued2013 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2013 · median 2008 among the 1,472 with a school on file
- Record last updated2024 · 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
- Roland Brusseau, MDBoston, MA 021151063402535
- William Camann, MDBoston, MA 021151902887979
- Michael Dambra, MDBoston, MA 021151477534386
- James Dinardo, M.D.Boston, MA 021151962496281
- Sunil Eappen, MDBoston, MA 021151770564684
- Omid Farokhzad, MDBoston, MA 021151548241433
- Gyorgy Frendl, MD PHDBoston, MA 021151366423261
- Khadija Khan, MDBoston, MA 021151144202573
Common questions
What is Adrian Brandon Zen Jey Jonan, M.D.'s NPI number?
Adrian Brandon Zen Jey Jonan, M.D.'s National Provider Identifier (NPI) is 1124451323, issued on Aug 12, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Adrian Brandon Zen Jey Jonan, M.D. located?
The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-5500. Providers update this record themselves, so call before visiting.
How can I verify Adrian Brandon Zen Jey Jonan, M.D.'s license?
NPPES lists Massachusetts license number 266633, 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.