Karen Ammerman, MD
Obstetrics & Gynecology Physician · Webster, MA
Karen Ammerman, MD is an obstetrics & gynecology physician with a practice address in Webster, Massachusetts, and NPI 1811959596, issued on Apr 6, 2006. Check the license (Massachusetts 54768, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Karen Ammerman
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 54768 MA
Self-reported in NPPES; status is on the state search - Practice location
- 340 Thompson RD, Webster, MA 01570
- Phone
- (508) 368-3110
- Enumerated
- Apr 6, 2006
- Entity
- Type 1 · individual
Also registered at 340 Thompson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Ammerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 54768Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Obstetrics & Gynecology Physician providers in Massachusetts
There are 1,130 obstetrics & gynecology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other obstetrics & gynecology physician records in Massachusetts
- Jodi Abbott, MDBoston, MA1346222692
- Mary Kathryn Abel, ABBoston, MA1699415778
- Marie Elise Abi Antoun, MDBoston, MA1356042626
- Ashley Ackerman, MDBrookline, MA1205930625
- Christina Acocella, M.D.Framingham, MA1487090023
- Sonia Adams, MDBrighton, MA1730308974
- Tejumola Adegoke, MDBoston, MA1356768600
- Amos Adelowo, M.D.Milford, MA1841498755
- David Adelstein, D.O.Wareham, MA1619994290
- William Agel, MDHyannis, MA1871560375
Common questions
What is Karen Ammerman, MD's NPI number?
Karen Ammerman, MD's National Provider Identifier (NPI) is 1811959596, issued on Apr 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Ammerman, MD located?
The NPPES record lists a practice address at 340 Thompson RD, Webster, MA, 01570. Phone: (508) 368-3110. Providers update this record themselves, so call before visiting.
How can I verify Karen Ammerman, MD's license?
NPPES lists Massachusetts license number 54768, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.