NPPES file of Aug 9, 2026

Siddhartha Srinivasan Narayanan, MD, MPH

Pulmonary Disease Physician · Hyannis, MA

Siddhartha Srinivasan Narayanan, MD, MPH is a pulmonary disease physician with a practice address in Hyannis, Massachusetts, and NPI 1215432158, issued on Mar 23, 2018. Check the license (Massachusetts 290533, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215432158
Name
Siddhartha Srinivasan Narayanan
Credential
MD, MPH
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
290533 MA
Self-reported in NPPES; status is on the state search
Practice location
27 Park St, Hyannis, MA 02601
Phone
(508) 771-1800
Enumerated
Mar 23, 2018
Record last updated
Jun 30, 2025
Medicare enrollment
Enrolled (PECOS I20251031003398); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 27 Park St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michelle AngeliCertified Registered Nurse Anesthetist1023317591
  2. Christine Anstatt, PTPhysical Therapist1417074105
  3. Timothy Arruda, MDHospitalist Physician1538134333
  4. Harvey Auerbach, MDAnesthesiology Physician1881614246
  5. Eric Band, M.D.Anesthesiology Physician1033475439
  6. Scott Barron, MDPediatrics Physician1992790760

Verify Siddhartha Srinivasan Narayanan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 290533
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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96% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

57 Medicare Part D claims for 17 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Siddhartha Narayanan57
  2. Specialty average1,425

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 3 group practices

  1. Medical Affiliates OF Cape Cod IncHyannis, MA
  2. Physicians OF Cape Cod HospitalHyannis, MA
  3. Physicians OF Falmouth HospitalFalmouth, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Siddhartha Srinivasan Narayanan among 569 pulmonary disease physician records in Massachusetts

Siddhartha Srinivasan Narayanan, MD, MPH is one of 569 pulmonary disease 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 2018, is newer than 94% of them.

  • NPI issued2018 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2018 · median 2003 among the 407 with a school on file
  • Record last updated2025 · 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 207RP1001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Massachusetts

There are 569 pulmonary disease physician records in Massachusetts.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Daniel Alape Moya, MDHyannis, MA 026011477058816
  2. Albert Barrows, M.D.Hyannis, MA 026011316994007
  3. Lawrence Fontana, MDHyannis, MA 026011558415364
  4. Timothy Herrick, M.D.Hyannis, MA 026011356308555
  5. Chester Mohr, M.D.Hyannis, MA 026011205930807
  6. Lawrence Pliss, M.D.Hyannis, MA 026011013001619
  7. Karin Sloan, M.D.Hyannis, MA 026011376653782
  8. Emmet Eby, MDWareham, MA 025711366410789

Common questions

What is Siddhartha Srinivasan Narayanan, MD, MPH's NPI number?

Siddhartha Srinivasan Narayanan, MD, MPH's National Provider Identifier (NPI) is 1215432158, issued on Mar 23, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Siddhartha Srinivasan Narayanan, MD, MPH located?

The NPPES record lists a practice address at 27 Park St, Hyannis, MA, 02601. Phone: (508) 771-1800. Providers update this record themselves, so call before visiting.

How can I verify Siddhartha Srinivasan Narayanan, MD, MPH's license?

NPPES lists Massachusetts license number 290533, 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 Siddhartha Srinivasan Narayanan, MD, MPH prescribe under Medicare Part D?

In 2024, Siddhartha Srinivasan Narayanan, MD, MPH had 57 Medicare Part D claims for 17 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.