Registry data as of Aug 27, 2026

Sandra Felder, M.D.

Psychiatry Physician · Upton, MA

Sandra Felder, M.D. is a psychiatry physician with a practice address in Upton, Massachusetts, and NPI 1164583548, issued on Dec 12, 2006. Check the license (Massachusetts 54524, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1164583548
Name
Sandra Felder
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
54524 MA
Self-reported in NPPES; status is on the state search
Practice location
206 Milford Street, Upton, MA 01568
Phone
(508) 529-7000
Enumerated
Dec 12, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Sandra Felder 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 54524
    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.

5.9 times the Medicare Part D claims of the average psychiatry physician in 2024

5,936 Medicare Part D claims for 220 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D.

  1. Sandra Felder5,936
  2. Specialty average1,010

Most prescribed

  1. Clonazepam374 claims
  2. Trazodone Hcl337 claims
  3. Aripiprazole318 claims
  4. Lorazepam318 claims
  5. Lamotrigine277 claims
  6. Duloxetine Hcl263 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.

Industry payments in 2024: $88.53

3 payments, mostly food and beverage; the largest payer was Sage Therapeutics, Inc.. The 12,691 providers of this specialty with any payment received $4,902.45 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sandra Felder$88.53
  2. Specialty average$4,902.45

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Riverside Community Care IncMilford, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

2 psychiatry physician records list a Upton practice address

They are 2 of the 103 NPPES records with a Upton practice address, and 2,637 psychiatry physician records in Massachusetts.

Other psychiatry physician records in Massachusetts

  1. Karen Abdool, M.D., PH.DLynn, MA1942472824
  2. Harmony Abejuela, M.D.Quincy, MA1316259492
  3. Marielle Abell, PAAmherst, MA1275644072
  4. Steven Ablon, MDBoston, MA1083604839
  5. Keith Ablow, M.D.Newbury, MA1245423615
  6. Yousef Abou-Allaban, MDWalpole, MA1922040666
  7. Habiba Abozeid, MDBoston, MA1689408346
  8. Margarita Abramovich, MDPittsfield, MA1154883239
  9. Howard Abrams, MDSalem, MA1821102773
  10. David Abramson, MDCambridge, MA1376679787

Common questions

What is Sandra Felder, M.D.'s NPI number?

Sandra Felder, M.D.'s National Provider Identifier (NPI) is 1164583548, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sandra Felder, M.D. located?

The NPPES record lists a practice address at 206 Milford Street, Upton, MA, 01568. Phone: (508) 529-7000. Providers update this record themselves, so call before visiting.

How can I verify Sandra Felder, M.D.'s license?

NPPES lists Massachusetts license number 54524, 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.

How much does Sandra Felder, M.D. prescribe under Medicare Part D?

In 2024, Sandra Felder, M.D. had 5,936 Medicare Part D claims for 220 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.