Omar K. Siddiqi, MD
Neurology Physician · Boston, MA
Omar K. Siddiqi, MD is a neurology physician with a practice address in Boston, Massachusetts, and NPI 1356538417, issued on Oct 2, 2007. Check the license (Massachusetts 234167, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Omar K. Siddiqi
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 234167 MA
Self-reported in NPPES; status is on the state search - Practice location
- 330 Brookline Avenue, Boston, MA 02215
- Phone
- (617) 667-7000
- Enumerated
- Oct 2, 2007
- Record last updated
- Dec 23, 2025
- Medicare enrollment
- Enrolled (PECOS I20090504000310); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 2004
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 964 in Massachusetts → Look up another NPI →
Also registered at 330 Brookline Avenue
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Verify Omar K. Siddiqi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 234167Check 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
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
- Seacoast Affiliated Group Practice IncNewburyport, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Omar K. Siddiqi among 964 neurology physician records in Massachusetts
Omar K. Siddiqi, MD is one of 964 neurology physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 48% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2004 · median 2006 among the 612 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
524 neurology physician records list a practice address in Boston
They are 524 of the 41,865 NPPES records with a practice address in Boston, and 964 neurology physician records in Massachusetts.
All 964 in Massachusetts → Every provider in Boston → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Louis Caplan, MDBoston, MA 022151306833561
- Bernard Chang, M.D.Boston, MA 022151851339154
- Ina Djonlagic, MDBoston, MA 022151760440564
- Roy Freeman, M.D.Boston, MA 022151518905876
- Christopher Gibbons, M.D.Boston, MA 022151093762601
- Rocio Lopez-Diego, M.D., PH.D.Boston, MA 022151043266182
- Pushpa Narayanaswami, MDBoston, MA 022151326040197
- Trudy Pang, M.D.Boston, MA 022151366496440
Common questions
What is Omar K. Siddiqi, MD's NPI number?
Omar K. Siddiqi, MD's National Provider Identifier (NPI) is 1356538417, issued on Oct 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Omar K. Siddiqi, MD located?
The NPPES record lists a practice address at 330 Brookline Avenue, Boston, MA, 02215. Phone: (617) 667-7000. Providers update this record themselves, so call before visiting.
How can I verify Omar K. Siddiqi, MD's license?
NPPES lists Massachusetts license number 234167, 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.