NPPES file of Aug 9, 2026

Jill Barbara Schiff, M.D.

Internal Medicine Physician · Boston, MA

Jill Barbara Schiff, M.D. is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1215087259, issued on Jan 11, 2007. Check the license (Massachusetts 49339, 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
1215087259
Name
Jill Barbara Schiff
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
49339 MA
Self-reported in NPPES; status is on the state search
Practice location
125 High St, Boston, MA 02110
Phone
(617) 526-8888
Enumerated
Jan 11, 2007
Record last updated
Jan 18, 2008 (not updated in 18 years: call before relying on the address or phone)
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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Also registered at 125 High St

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

  1. Marianne Dyke, NPAdult Health Nurse Practitioner1922498658
  2. Carol McShane, MSWClinical Social Worker1174697817

Verify Jill Barbara Schiff 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 49339
    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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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

11 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Jill Schiff11
  2. Specialty average3,176

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.

Jill Barbara Schiff among 6,825 internal medicine physician records in Massachusetts

Jill Barbara Schiff, M.D. is one of 6,825 internal medicine 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 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2008 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nancy Gwon, M.D.Boston, MA 021101174645246
  2. George Hasiotis, MDBoston, MA 021101386631844
  3. Alice Rogado, M.D.Boston, MA 021101720119662
  4. Dineli Ahearn, M.D.Boston, MA 021111528015922
  5. Ethan Balk, M.D.Boston, MA 021111831136571
  6. Peter Castaldi, M.D.Boston, MA 021111902891062
  7. Jin Byung Chae, M.D.Boston, MA 021091477713121
  8. Daniel Chandler, M.D.Boston, MA 021111760440168

Common questions

What is Jill Barbara Schiff, M.D.'s NPI number?

Jill Barbara Schiff, M.D.'s National Provider Identifier (NPI) is 1215087259, issued on Jan 11, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jill Barbara Schiff, M.D. located?

The NPPES record lists a practice address at 125 High St, Boston, MA, 02110. Phone: (617) 526-8888. Providers update this record themselves, so call before visiting.

How can I verify Jill Barbara Schiff, M.D.'s license?

NPPES lists Massachusetts license number 49339, 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 Jill Barbara Schiff, M.D. prescribe under Medicare Part D?

In 2024, Jill Barbara Schiff, M.D. had 11 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.