NPPES file of Aug 9, 2026

Lauren K. Schwartz, MD

Gastroenterology Physician · New York, NY

Lauren K. Schwartz, MD is a gastroenterology physician with a practice address in New York, New York, and NPI 1033389689, issued on Mar 10, 2008. Check the license (New York 231394, as entered in NPPES) 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
1033389689
Name
Lauren K. Schwartz
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
231394 NY
Self-reported in NPPES; status is on the state search
Practice location
232 E 30TH St, New York, NY 10016
Phone
(212) 889-5544
Enumerated
Mar 10, 2008
Record last updated
May 21, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(212) 421-1089
Medicare enrollment
Enrolled (PECOS I20091031000031); accepts Medicare assignment
Medical or professional school
Js Weill Medical College, Cornell University, 2002
Telehealth
Offers telehealth (CMS)
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 232 E 30TH St

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

  1. John Ackert, MDGastroenterology Physician1053335810
  2. Luis Barraza, MDGastroenterology Physician1962898718
  3. Jerome Breslaw, M.D.Gastroenterology Physician1831106053
  4. Edward Brettholz, MDGastroenterology Physician1093739393
  5. Jonathan Cohen, MDGastroenterology Physician1790709533
  6. Charles Friedlander, MDGastroenterology Physician1811911670

Verify Lauren K. Schwartz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 231394
    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 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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28% fewer Medicare Part D claims than the average gastroenterology physician in 2024

587 Medicare Part D claims for 45 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 29 claims were for opioids.

  1. Lauren Schwartz587
  2. Specialty average811

Most prescribed

  1. Famotidine51 claims
  2. Gentamicin Sulfate51 claims
  3. Cefazolin Sodium46 claims
  4. Vancomycin Hcl46 claims
  5. Diphenoxylate-Atropine45 claims
  6. Omeprazole45 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: $16,535.20

82 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lauren Schwartz$16,535
  2. Specialty average$5,016

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

Bills Medicare through one group practice

  1. Manhattan Gastroenterology PCNew York, NY

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

Lauren K. Schwartz among 1,797 gastroenterology physician records in New York

Lauren K. Schwartz, MD is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.

  • NPI issued2008 · 62% of these records are older, 31% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2002 · median 1999 among the 1,378 with a school on file
  • Record last updated2015 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in New York

There are 1,797 gastroenterology physician records in New York.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. John Ackert, MDNew York, NY 100161053335810
  2. Daniel Alpert, MDNew York, NY 100161063412708
  3. Steven Field, MDNew York, NY 100161871591784
  4. Seth Gross, M.D.New York, NY 100161154304111
  5. Min-Tsung Hsu, MDNew York, NY 100161376520486
  6. Mark Lemert, M.D.New York, NY 100161306810478
  7. Basil Lucak, M.D.New York, NY 100161720071145
  8. Marc Obadia, MDNew York, NY 100161487627824

Common questions

What is Lauren K. Schwartz, MD's NPI number?

Lauren K. Schwartz, MD's National Provider Identifier (NPI) is 1033389689, issued on Mar 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Lauren K. Schwartz, MD located?

The NPPES record lists a practice address at 232 E 30TH St, New York, NY, 10016. Phone: (212) 889-5544. Providers update this record themselves, so call before visiting.

How can I verify Lauren K. Schwartz, MD's license?

NPPES lists New York license number 231394, as entered by the provider. 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 Lauren K. Schwartz, MD prescribe under Medicare Part D?

In 2024, Lauren K. Schwartz, MD had 587 Medicare Part D claims for 45 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.