NPPES file of Aug 9, 2026

Miriam Paula Pfisterer

Nurse Practitioner · Williamstown, MA

Miriam Paula Pfisterer is a nurse practitioner with a practice address in Williamstown, Massachusetts, and NPI 1376251975, issued on Nov 11, 2022. Check the license (Massachusetts RN2368897, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1376251975
Name
Miriam Paula Pfisterer
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
RN2368897 MA
310703 NY
101.0135714 VT
Self-reported in NPPES; status is on the state search
Practice location
227 Sand Springs RD, Williamstown, MA 01267
Phone
(347) 276-9437
Enumerated
Nov 11, 2022
Record last updated
Nov 11, 2022
Medicare enrollment
Enrolled (PECOS I20230502002834); accepts Medicare assignment
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 Miriam Paula Pfisterer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2368897
    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
Find the Massachusetts license search

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33% more Medicare Part D claims than the average nurse practitioner in 2024

1,478 Medicare Part D claims for 180 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 102 claims were for opioids.

  1. Miriam Pfisterer1,478
  2. Specialty average1,109

Most prescribed

  1. Warfarin Sodium101 claims
  2. Eliquis51 claims
  3. Gabapentin51 claims
  4. Levothyroxine Sodium49 claims
  5. Quetiapine Fumarate38 claims
  6. Oxycodone Hcl37 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.

Bills Medicare through one group practice

  1. Southwestern Vermont Medical Center, IncBennington, VT

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

Miriam Paula Pfisterer among 3,480 nurse practitioner records in Massachusetts

Miriam Paula Pfisterer is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 80% of them.

  • NPI issued2022 · 80% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2022 · median 2017 among the 1,963 with a school on file
  • Record last updated2022 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 nurse practitioner records list a practice address in Williamstown

They are 3 of the 139 NPPES records with a practice address in Williamstown, and 3,480 nurse practitioner records in Massachusetts.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Cori FappianoWilliamstown, MA 012671093595423
  2. Jennifer Mygatt, N.P.-CWilliamstown, MA 012671811277668
  3. Bridget Brockway, FNP-BCWindsor, MA 012701659840825
  4. Carrie Murphy, MSN, NP-CNorth Adams, MA 012471982681805
  5. Donna Tew, ARNPAdams, MA 012471568420230
  6. Joann Tierney, CFNPN Adams, MA 012471770770372
  7. Terrance Clarke, FNPLee, MA 012381699184515
  8. Kathleen Hanley, FNPLee, MA 012381609061258

Common questions

What is Miriam Paula Pfisterer's NPI number?

Miriam Paula Pfisterer's National Provider Identifier (NPI) is 1376251975, issued on Nov 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Miriam Paula Pfisterer located?

The NPPES record lists a practice address at 227 Sand Springs RD, Williamstown, MA, 01267. Phone: (347) 276-9437. Providers update this record themselves, so call before visiting.

How can I verify Miriam Paula Pfisterer's license?

NPPES lists Massachusetts license number RN2368897, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Miriam Paula Pfisterer prescribe under Medicare Part D?

In 2024, Miriam Paula Pfisterer had 1,478 Medicare Part D claims for 180 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.