Dan K. Schwarz, MD, MPH
Hospitalist Physician · Boston, MA
Dan K. Schwarz, MD, MPH is a hospitalist physician with a practice address in Boston, Massachusetts, and NPI 1679848931, issued on Mar 19, 2012. Check the license (Massachusetts 266524, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Dan K. Schwarz
- Credential
- MD, MPH
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 266524 MA
Self-reported in NPPES; status is on the state search - Practice location
- 330 Longwood Ave, Boston, MA 02115
- Phone
- (617) 632-0362
- Enumerated
- Mar 19, 2012
- Record last updated
- Nov 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20170616001584); accepts Medicare assignment
- Medical or professional school
- Warren Alpert Medical School Of Brown University, 2012
- Entity
- Type 1 · individual
Also registered at 330 Longwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie AramiNurse Practitioner1720925936
- Ester Awnetwant-Esperon, R.D.,L.D.N., M.SRegistered Dietitian1649575689
- Paula Fraenkel, M.D.Hematology & Oncology Physician1326101288
- Ingrid Ganske, M.D.Plastic and Reconstructive Surgery Physician1407098767
- Justin Gomez-Stafford, MSGenetic Counselor (M.S.)1740067370
- Jennifer McClelland, FNP-BCFamily Nurse Practitioner1336516194
Verify Dan K. Schwarz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 266524Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average hospitalist physician in 2024
14 Medicare Part D claims, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hospitalist Physician providers in Massachusetts
There are 525 hospitalist physician records in Massachusetts.
Other hospitalist physician records in Massachusetts
- Peter Abaskhroun, MDFall River, MA1740786391
- Ramla Abbas, M.D.Plymouth, MA1982193785
- Ramy Abu Sukheila, M.DFall River, MA1538548706
- Lopamudra Acharya, MDNeedham, MA1144513763
- Aruna Adaikkalam, MDSpringfield, MA1861403875
- Sofia Adamidi, MDFall River, MA1528553229
- Tsiani Adopleh, DOBurlington, MA1740920354
- Arielle Adrien-Jean, M.D.New Bedford, MA1386691160
- Nikita AgarwalBoston, MA1467183269
- Muneer Ahmad, MDLowell, MA1902151301
Common questions
What is Dan K. Schwarz, MD, MPH's NPI number?
Dan K. Schwarz, MD, MPH's National Provider Identifier (NPI) is 1679848931, issued on Mar 19, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Dan K. Schwarz, MD, MPH located?
The NPPES record lists a practice address at 330 Longwood Ave, Boston, MA, 02115. Phone: (617) 632-0362. Providers update this record themselves, so call before visiting.
How can I verify Dan K. Schwarz, MD, MPH's license?
NPPES lists Massachusetts license number 266524, 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 Dan K. Schwarz, MD, MPH prescribe under Medicare Part D?
In 2024, Dan K. Schwarz, MD, MPH had 14 Medicare Part D claims; the average among hospitalist physician prescribers was 521. 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.