NPPES file of Aug 9, 2026

James Lewis Scharfen, MD

Internal Medicine Physician · New York, NY

James Lewis Scharfen, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1871115147, issued on May 10, 2020. Check the license on the NYS Education Department, Office of the Professions; 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
1871115147
Name
James Lewis Scharfen
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
LP04824 RI
A208171 CA
Self-reported in NPPES; status is on the state search
Practice location
10 Union SQ E Ste 2G, New York, NY 10003
Phone
(212) 844-6195
Enumerated
May 10, 2020
Record last updated
Jul 29, 2026
Fax
(212) 844-6697
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 10 Union SQ E Ste 2G

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

  1. Jahnavi Sawhney, MDGastroenterology Physician1053598227

Verify James Lewis Scharfen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck 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 New York 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 internal medicine physician in 2024

70 Medicare Part D claims for 34 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. James Scharfen70
  2. Specialty average3,176

Most prescribed

  1. Omeprazole13 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: $234.58

4 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Scharfen$234.58
  2. Specialty average$1,303.06

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

James Lewis Scharfen among 12,067 internal medicine physician records in New York

James Lewis Scharfen, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.

  • NPI issued2020 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2026 · 61% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,434 internal medicine physician records list a practice address in New York

They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Richard Amerling, MDNew York, NY 100031437130317
  2. Lisa AuerbachNew York, NY 100031174512586
  3. Ronald Blum, MDNew York, NY 100031336122407
  4. Barbara Cheung, MDNew York, NY 100031023006020
  5. Alan Dubrow, MDNew York, NY 100031427031830
  6. Jane Falkenstein, MDNew York, NY 100031083604227
  7. Michael Felsen, MDNew York, NY 100031891784286
  8. Jonathan Field, MDNew York, NY 100031578547006

Common questions

What is James Lewis Scharfen, MD's NPI number?

James Lewis Scharfen, MD's National Provider Identifier (NPI) is 1871115147, issued on May 10, 2020. An NPI identifies a provider in billing; it is not a license.

Where is James Lewis Scharfen, MD located?

The NPPES record lists a practice address at 10 Union SQ E Ste 2G, New York, NY, 10003. Phone: (212) 844-6195. Providers update this record themselves, so call before visiting.

How can I verify James Lewis Scharfen, MD's license?

Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does James Lewis Scharfen, MD prescribe under Medicare Part D?

In 2024, James Lewis Scharfen, MD had 70 Medicare Part D claims for 34 beneficiaries; 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.