Charles Bliss, MD
Internal Medicine Physician · Boston, MA
Charles Bliss, MD is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1740266477, issued on Dec 15, 2005. Check the license (Massachusetts 74783, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Charles Bliss
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 74783 MA
Self-reported in NPPES; status is on the state search - Practice location
- 830 Harrison Avenue, Boston, MA 02118
- Phone
- (617) 638-6525
- Enumerated
- Dec 15, 2005
- Entity
- Type 1 · individual
Also registered at 830 Harrison Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margaret Brown, AUDAssistive Technology Practitioner Audiologist1043104953
- Kelsey Burke, PA-CPhysician Assistant1629569702
- Lizabeth Cline, N.P.Nurse Practitioner1710092929
- Arthur Cohn, MDSpecialist1467438861
- L. Cox, PH.D.Audiologist1821129727
Verify Charles Bliss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 74783Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
542 Medicare Part D claims for 186 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine72 claims
- Omeprazole68 claims
- Pantoprazole Sodium65 claims
- Gavilyte-G51 claims
- Peg-3350 And Electrolytes43 claims
- Dicyclomine Hcl33 claims
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.
2 hospital and facility affiliations
- Evans Medical Foundation IncBoston, MA
- Internal Medical Associates-EbnhcEast Boston, MA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
3,060 internal medicine physician records list a Boston practice address
They are 3,060 of the 41,865 NPPES records with a Boston practice address, and 7,865 internal medicine physician records in Massachusetts.
All 3,060 in Boston → All 7,865 in Massachusetts → Every provider in Boston →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Charles Bliss, MD's NPI number?
Charles Bliss, MD's National Provider Identifier (NPI) is 1740266477, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles Bliss, MD located?
The NPPES record lists a practice address at 830 Harrison Avenue, Boston, MA, 02118. Phone: (617) 638-6525. Providers update this record themselves, so call before visiting.
How can I verify Charles Bliss, MD's license?
NPPES lists Massachusetts license number 74783, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles Bliss, MD prescribe under Medicare Part D?
In 2024, Charles Bliss, MD had 542 Medicare Part D claims for 186 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.