NPPES file of Aug 9, 2026

Heidi Petra Bas, MD

Anesthesiology Physician · Boston, MA

Heidi Petra Bas, MD is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1801826722, issued on Jul 4, 2006. Check the license (Massachusetts 224204, 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
1801826722
Name
Heidi Petra Bas
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
224204 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street Cln 309, Boston, MA 02114
Phone
(617) 726-3030
Enumerated
Jul 4, 2006
Record last updated
Nov 12, 2024
Fax
(617) 724-8500
Medicaid ID
2103524 MA
Medicare enrollment
Enrolled (PECOS I20050713000610); 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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Also registered at 55 Fruit Street Cln 309

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Celeste Day, CRNACertified Registered Nurse Anesthetist1295800217
  2. Giora Landesberg, MDCritical Care Medicine (Anesthesiology) Physician1649253683
  3. Jill Morganstern, MDCritical Care Medicine (Anesthesiology) Physician1265411532
  4. Peter Stefanovich, MDAnesthesiology Physician1508857251
  5. Rodger White, MDAnesthesiology Physician1326013160

Verify Heidi Petra Bas 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 224204
    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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94% fewer Medicare Part D claims than the average anesthesiology physician in 2024

23 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Heidi Bas23
  2. Specialty average402

Most prescribed

  1. Sumatriptan Succinate12 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 2 group practices

  1. Massachusetts General Physicians Organization IncBoston, MA
  2. Southcoast Physicians Group IncNew Bedford, MA

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

1,082 anesthesiology physician records list a practice address in Boston

They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.

Other anesthesiology physician records in Massachusetts

  1. John Abadir, M.DBoston, MA1891937298
  2. Matthew AbadirBoston, MA1699120550
  3. Sarah Abbett, M.D.Boston, MA1902097736
  4. Brendan Abbott, DOBrighton, MA1477244796
  5. Megan Abbott, MDBoston, MA1730839333
  6. Timothy Abbott, D.O.Northampton, MA1316155294
  7. Kathryn Aberle, MDBoston, MA1669447835
  8. Scott AbernathyWorcester, MA1639630817
  9. Abdullah Abolkhair, M.D.Boston, MA1649434325
  10. Lori Abrahamian, M.D.Boston, MA1528012192

Common questions

What is Heidi Petra Bas, MD's NPI number?

Heidi Petra Bas, MD's National Provider Identifier (NPI) is 1801826722, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Heidi Petra Bas, MD located?

The NPPES record lists a practice address at 55 Fruit Street Cln 309, Boston, MA, 02114. Phone: (617) 726-3030. Providers update this record themselves, so call before visiting.

How can I verify Heidi Petra Bas, MD's license?

NPPES lists Massachusetts license number 224204, 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 Heidi Petra Bas, MD prescribe under Medicare Part D?

In 2024, Heidi Petra Bas, MD had 23 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.