Stewart Ascher, MD
Psychiatry Physician · Amherst, MA
Stewart Ascher, MD is a psychiatry physician with a practice address in Amherst, Massachusetts, and NPI 1598843948, issued on Nov 2, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stewart Ascher
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- Practice location
- 111 Infirmary Way, Amherst, MA 01003
- Phone
- (413) 545-2337
- Enumerated
- Nov 2, 2006
- Entity
- Type 1 · individual
Also registered at 111 Infirmary Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lynette Bloise, LICSWClinical Social Worker1780762138
- Edward Bynum, PH.D.Psychologist1497833750
- Michelle Carbonneau, LICSWClinical Social Worker1942499850
- Benjamin Levy, MDPsychiatry Physician1063436822
- Jennifer LexingtonPsychologist1083893622
- Lydia Rackenberg, LICSWSocial Worker1205914553
Verify Stewart Ascher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
18 psychiatry physician records list a Amherst practice address
They are 18 of the 769 NPPES records with a Amherst practice address, and 2,637 psychiatry physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 18 in Amherst → All 2,637 in Massachusetts → Every provider in Amherst →
Other psychiatry physician records in Massachusetts
- Karen Abdool, M.D., PH.DLynn, MA1942472824
- Harmony Abejuela, M.D.Quincy, MA1316259492
- Marielle Abell, PAAmherst, MA1275644072
- Steven Ablon, MDBoston, MA1083604839
- Keith Ablow, M.D.Newbury, MA1245423615
- Yousef Abou-Allaban, MDWalpole, MA1922040666
- Habiba Abozeid, MDBoston, MA1689408346
- Margarita Abramovich, MDPittsfield, MA1154883239
- Howard Abrams, MDSalem, MA1821102773
- David Abramson, MDCambridge, MA1376679787
Common questions
What is Stewart Ascher, MD's NPI number?
Stewart Ascher, MD's National Provider Identifier (NPI) is 1598843948, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stewart Ascher, MD located?
The NPPES record lists a practice address at 111 Infirmary Way, Amherst, MA, 01003. Phone: (413) 545-2337. Providers update this record themselves, so call before visiting.
How can I verify Stewart Ascher, MD's license?
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.