NPPES file of Aug 9, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 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
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(508) 529-7024
Medicare enrollment
Enrolled (PECOS I20041004000689); accepts Medicare assignment
Medical or professional school
Rowan University School Of Osteopathic Medicine, 1984
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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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

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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 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Sandra Felder5,936
  2. Specialty average1,000

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; by number, the most common kind was food and beverage; the largest payer was Sage Therapeutics, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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$4,954.93

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

Bills Medicare through one group practice

  1. Riverside Community Care IncMilford, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sandra Felder among 2,736 psychiatry physician records in Massachusetts

Sandra Felder, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 51% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated1984 · median 2005 among the 1,219 with a school on file
  • Record last updated2007 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 psychiatry physician records list a practice address in Upton

They are 2 of the 103 NPPES records with a practice address in Upton, and 2,736 psychiatry physician records in Massachusetts.

The 8 psychiatry physician records with the nearest ZIP codes

  1. David Mirsky, MDUpton, MA 015681295898401
  2. Bela Bochkarev, M.D.Uxbridge, MA 015691174669360
  3. Mohammad Ali, M.D.Webster, MA 015701932640125
  4. Dipavo Banerjee, DOWebster, MA 015701356928972
  5. Daryl Blaney, MDWebster, MA 015701780095091
  6. William Dilauro, D.O.Webster, MA 015701558771949
  7. Rebecca Peak, M.D.Webster, MA 015701376771055
  8. Meenakshi Vemuri, M.D.Sturbridge, MA 015661720066343

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://findmydoctor.mass.gov/. 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 1,000. 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.