NPPES file of Aug 9, 2026

Rachel Austen Nardin, MD

Neurology Physician · Cambridge, MA

Rachel Austen Nardin, MD is a neurology physician with a practice address in Cambridge, Massachusetts, and NPI 1548257447, issued on Oct 5, 2005. Check the license (Massachusetts 81165, 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
1548257447
Name
Rachel Austen Nardin
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
81165 MA
Self-reported in NPPES; status is on the state search
Practice location
174 Franklin St, Cambridge, MA 02139
Phone
(617) 820-4275
Enumerated
Oct 5, 2005
Record last updated
Jan 27, 2022
Medicaid ID
3159311 MA
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 Rachel Austen Nardin 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 81165
    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.

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98% fewer Medicare Part D claims than the average neurology physician in 2024

28 Medicare Part D claims, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Rachel Nardin28
  2. Specialty average1,370

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.

Rachel Austen Nardin among 964 neurology physician records in Massachusetts

Rachel Austen Nardin, MD is one of 964 neurology physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2022 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Massachusetts

There are 964 neurology physician records in Massachusetts.

The 8 neurology physician records with the nearest ZIP codes

  1. Jessica Bloomfield, MDCambridge, MA 021391346747268
  2. Jack Burke, MDCambridge, MA 021391710018973
  3. Neil Datta, MDCambridge, MA 021391760893325
  4. Thomas Glick, MDCambridge, MA 021391750353090
  5. Tony Ho, M.D.Cambridge, MA 021391962827303
  6. Paul Mathew, M.D.Cambridge, MA 021391245495050
  7. Alison Oneill, MDCambridge, MA 021391194715771
  8. Mathilde Ross, MDCambridge, MA 021391710044235

Common questions

What is Rachel Austen Nardin, MD's NPI number?

Rachel Austen Nardin, MD's National Provider Identifier (NPI) is 1548257447, issued on Oct 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Austen Nardin, MD located?

The NPPES record lists a practice address at 174 Franklin St, Cambridge, MA, 02139. Phone: (617) 820-4275. Providers update this record themselves, so call before visiting.

How can I verify Rachel Austen Nardin, MD's license?

NPPES lists Massachusetts license number 81165, 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 Rachel Austen Nardin, MD prescribe under Medicare Part D?

In 2024, Rachel Austen Nardin, MD had 28 Medicare Part D claims; the average among neurology physician prescribers was 1,370. 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.