NPPES file of Aug 9, 2026

Deborah Hazen, M.D.

Internal Medicine Physician · Shrewsbury, MA

Deborah Hazen, M.D. is an internal medicine physician with a practice address in Shrewsbury, Massachusetts, and NPI 1427038645, issued on Jan 23, 2006. Check the license (Massachusetts 157700, 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
1427038645
Name
Deborah Hazen
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
157700 MA
Self-reported in NPPES; status is on the state search
Practice location
555 Main St, Shrewsbury, MA 01545
Phone
(508) 845-5550
Enumerated
Jan 23, 2006
Record last updated
Sep 4, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(508) 845-3332
Medicaid ID
3184358 MA
Medicare enrollment
Enrolled (PECOS I20101201000538); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 1995
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 555 Main St

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

  1. David Klein, MDObstetrics & Gynecology Physician1396724340
  2. Bernard Magee, MDGynecology Physician1962408153
  3. Brian Maher, D.C.Chiropractor1598884066
  4. Sapna Savant, MDInternal Medicine Physician1235100629

Verify Deborah Hazen 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 157700    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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35% more Medicare Part D claims than the average internal medicine physician in 2024

4,302 Medicare Part D claims for 299 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 121 claims were for opioids.

  1. Deborah Hazen4,302
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium209 claims
  2. Pantoprazole Sodium155 claims
  3. Lorazepam138 claims
  4. Lisinopril137 claims
  5. Amlodipine Besylate129 claims
  6. Simvastatin128 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.

28 internal medicine physician records list a practice address in Shrewsbury

They are 28 of the 550 NPPES records with a practice address in Shrewsbury, and 6,825 internal medicine physician records in Massachusetts.

All 28 in Shrewsbury → All 6,825 in Massachusetts → Every provider in Shrewsbury →

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Deborah Hazen, M.D.'s NPI number?

Deborah Hazen, M.D.'s National Provider Identifier (NPI) is 1427038645, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Deborah Hazen, M.D. located?

The NPPES record lists a practice address at 555 Main St, Shrewsbury, MA, 01545. Phone: (508) 845-5550. Providers update this record themselves, so call before visiting.

How can I verify Deborah Hazen, M.D.'s license?

NPPES lists Massachusetts license number 157700, 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 Deborah Hazen, M.D. prescribe under Medicare Part D?

In 2024, Deborah Hazen, M.D. had 4,302 Medicare Part D claims for 299 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.