NPPES file of Aug 9, 2026

David A. Klein, MD

Obstetrics & Gynecology Physician · Shrewsbury, MA

David A. Klein, MD is an obstetrics & gynecology physician with a practice address in Shrewsbury, Massachusetts, and NPI 1396724340, issued on Jan 10, 2006. Check the license (Massachusetts 81930, 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
1396724340
Name
David A. Klein
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
81930 MA
Self-reported in NPPES; status is on the state search
Practice location
555 Main St, Shrewsbury, MA 01545
Phone
(508) 842-2010
Enumerated
Jan 10, 2006
Record last updated
Feb 15, 2024
Fax
(508) 842-8790
Medicaid ID
9706453 MA
Medicare enrollment
Enrolled (PECOS I20111017000487); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1993
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. Deborah Hazen, M.D.Internal Medicine Physician1427038645
  2. Bernard Magee, MDGynecology Physician1962408153
  3. Brian Maher, D.C.Chiropractor1598884066
  4. Sapna Savant, MDInternal Medicine Physician1235100629

Verify David A. Klein 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 81930
    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

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69% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

51 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. David Klein51
  2. Specialty average165

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.

11 obstetrics & gynecology physician records list a practice address in Shrewsbury

They are 11 of the 550 NPPES records with a practice address in Shrewsbury, and 1,127 obstetrics & gynecology physician records in Massachusetts.

Other obstetrics & gynecology physician records in Massachusetts

  1. Mary Kathryn Abel, ABBoston, MA1699415778
  2. Marie Elise Abi Antoun, MDBoston, MA1356042626
  3. Ashley Ackerman, MDBrookline, MA1205930625
  4. Christina Acocella, M.D.Framingham, MA1487090023
  5. Kirsten AdamsBoston, MA1477203446
  6. Tejumola Adegoke, MDBoston, MA1356768600
  7. David Adelstein, D.O.Wareham, MA1619994290
  8. William Agel, MDHyannis, MA1871560375
  9. Agnes Ahn, DONorwood, MA1508848722
  10. Tracey Akanbi, M.D.Boston, MA1649686874

Common questions

What is David A. Klein, MD's NPI number?

David A. Klein, MD's National Provider Identifier (NPI) is 1396724340, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David A. Klein, MD located?

The NPPES record lists a practice address at 555 Main St, Shrewsbury, MA, 01545. Phone: (508) 842-2010. Providers update this record themselves, so call before visiting.

How can I verify David A. Klein, MD's license?

NPPES lists Massachusetts license number 81930, 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 David A. Klein, MD prescribe under Medicare Part D?

In 2024, David A. Klein, MD had 51 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.