Barry A. Ehrlich, M.D.
Internal Medicine Physician · Waltham, MA
Barry A. Ehrlich, M.D. is an internal medicine physician with a practice address in Waltham, Massachusetts, and NPI 1710934047, issued on May 30, 2006. Check the license (Massachusetts 71676, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Barry A. Ehrlich
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 71676 MA
Self-reported in NPPES; status is on the state search - Practice location
- 9 Hope Avenue, Waltham, MA 02453
- Phone
- (617) 243-5590
- Enumerated
- May 30, 2006
- Record last updated
- Feb 7, 2025
- Fax
- (617) 243-5981
- Medicaid ID
- 3058417 MA
- Medicare enrollment
- Enrolled (PECOS I20060310000540); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 1978
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 9 Hope Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Barry A. Ehrlich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 71676Check 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 internal medicine physician in 2024
94 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Azithromycin14 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.
Bills Medicare through 2 group practices
- Curana Health OF Massachusetts LLCSpringfield, MA
- Cvs Clinic PLLCCharlestown, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barry A. Ehrlich among 6,825 internal medicine physician records in Massachusetts
Barry A. Ehrlich, M.D. is one of 6,825 internal medicine 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1978 · median 2004 among the 4,103 with a school on file
- Record last updated2025 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 internal medicine physician records list a practice address in Waltham
They are 32 of the 2,111 NPPES records with a practice address in Waltham, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Waltham → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Denise Basow, M.D.Waltham, MA 024531609883255
- Edward Busick, M.D.Waltham, MA 024531467436931
- Rebecca Connor, M.D.Waltham, MA 024531598880379
- Daniel Horn, MDWaltham, MA 024531780903971
- Wissam Khoory, M.D.Waltham, MA 024531013962430
- Henry Merola, M.D.Waltham, MA 024531902963986
- Mark Shankman, MDWaltham, MA 024531629028709
- Hadia Tirmizi, M.D.Waltham, MA 024531235124249
Common questions
What is Barry A. Ehrlich, M.D.'s NPI number?
Barry A. Ehrlich, M.D.'s National Provider Identifier (NPI) is 1710934047, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barry A. Ehrlich, M.D. located?
The NPPES record lists a practice address at 9 Hope Avenue, Waltham, MA, 02453. Phone: (617) 243-5590. Providers update this record themselves, so call before visiting.
How can I verify Barry A. Ehrlich, M.D.'s license?
NPPES lists Massachusetts license number 71676, 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 Barry A. Ehrlich, M.D. prescribe under Medicare Part D?
In 2024, Barry A. Ehrlich, M.D. had 94 Medicare Part D claims for 67 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.