NPPES file of Aug 9, 2026

John C. Schwartz, M.D.

Nephrology Physician · Dallas, TX

John C. Schwartz, M.D. is a nephrology physician with a practice address in Dallas, Texas, and NPI 1770554180, issued on Feb 1, 2006. Check the license (Texas J0670, as entered in NPPES) on the Texas Medical Board; 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
1770554180
Name
John C. Schwartz
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
J0670 TX
Self-reported in NPPES; status is on the state search
Practice location
411 N Washington Ave Ste 6000, Dallas, TX 75246
Phone
(214) 358-2300
Enumerated
Feb 1, 2006
Record last updated
May 8, 2024
Fax
(214) 579-6988
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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8 nearest nephrology physician records → All 1,159 in Texas → Look up another NPI →

Also registered at 411 N Washington Ave Ste 6000

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

  1. Shahbaz Ahmed, MDNephrology Physician1811308687
  2. Akinwande Akinfolarin, M.DNephrology Physician1811136856
  3. Arun Chandrakantan, M.D.Nephrology Physician1346206760
  4. Cheree Cuellar, NPNurse Practitioner1538616867
  5. Samina Fazal, M.D.Nephrology Physician1992790620
  6. Nehemi George, NPFamily Medicine Physician1790654804

Verify John C. Schwartz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J0670    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 Texas 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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Industry payments in 2024: $299.77

7 payments; by number, the most common kind was food and beverage; the largest payer was Nxstage Medical, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Schwartz$299.77
  2. Specialty average$3,091.37

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

John C. Schwartz among 1,159 nephrology physician records in Texas

John C. Schwartz, M.D. is one of 1,159 nephrology physician records with a practice address in Texas. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 53% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileNo · 82% of these records are
  • Record last updated2024 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Texas

There are 1,159 nephrology physician records in Texas.

All 1,159 in Texas → Every provider in Dallas → Nephrology Physician nationwide →

The 8 nephrology physician records with the nearest ZIP codes

  1. Yousri Barri, M..D.Dallas, TX 752461679572556
  2. Arun Chandrakantan, M.D.Dallas, TX 752461346206760
  3. Michael Emmett, M.D.Dallas, TX 752461114985496
  4. Samina Fazal, M.D.Dallas, TX 752461992790620
  5. Steven Hays, M.D.Dallas, TX 752461073591566
  6. Christopher Hebert, MDDallas, TX 752461912966045
  7. Hassan Ibrahim, M.B., B.S.Dallas, TX 752461538193008
  8. Lauren McDonald, M.D.Dallas, TX 752461366413288

Common questions

What is John C. Schwartz, M.D.'s NPI number?

John C. Schwartz, M.D.'s National Provider Identifier (NPI) is 1770554180, issued on Feb 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John C. Schwartz, M.D. located?

The NPPES record lists a practice address at 411 N Washington Ave Ste 6000, Dallas, TX, 75246. Phone: (214) 358-2300. Providers update this record themselves, so call before visiting.

How can I verify John C. Schwartz, M.D.'s license?

NPPES lists Texas license number J0670, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.