NPPES file of Aug 9, 2026

David Lee Kessler, D.O.

Family Medicine Physician · Grass Valley, CA

David Lee Kessler, D.O. is a family medicine physician with a practice address in Grass Valley, California, and NPI 1205057544, issued on May 2, 2007. Check the license (California 20A4829, as entered in NPPES) on the Medical Board of California; 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
1205057544
Name
David Lee Kessler
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A4829 CA
Self-reported in NPPES; status is on the state search
Practice location
307 S. Auburn St., Grass Valley, CA 95945
Phone
(530) 273-2310
Enumerated
May 2, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(530) 273-2310
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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Verify David Lee Kessler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A4829
    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 California 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: $45.57

1 payment: food and beverage; the largest payer was Arcutis Biotherapeutics, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Kessler$45.57
  2. Specialty average$902.55

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

David Lee Kessler among 17,133 family medicine physician records in California

David Lee Kessler, D.O. is one of 17,133 family medicine physician records with a practice address in California. 81% 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 41% of them.

  • NPI issued2007 · 41% of these records are older, 47% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2007 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 family medicine physician records list a practice address in Grass Valley

They are 36 of the 1,540 NPPES records with a practice address in Grass Valley, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Garrett Eckerling, M.D.Grass Valley, CA 959451215937388
  2. Jill Fitzpatrick, MDGrass Valley, CA 959451689640658
  3. Linda Foshagen, DOGrass Valley, CA 959451568420750
  4. Constance Gaulter, M.D.Grass Valley, CA 959451508881459
  5. John Jackson, MDGrass Valley, CA 959451487689840
  6. Byron Lake, M.D.Grass Valley, CA 959451891832242
  7. Frank Lang, M.D.Grass Valley, CA 959451417942939
  8. Veronica Minier, MDGrass Valley, CA 959451720050909

Common questions

What is David Lee Kessler, D.O.'s NPI number?

David Lee Kessler, D.O.'s National Provider Identifier (NPI) is 1205057544, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is David Lee Kessler, D.O. located?

The NPPES record lists a practice address at 307 S. Auburn St., Grass Valley, CA, 95945. Phone: (530) 273-2310. Providers update this record themselves, so call before visiting.

How can I verify David Lee Kessler, D.O.'s license?

NPPES lists California license number 20A4829, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.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.

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.