Lance B. Barlas, M.D.
Specialist · Petaluma, CA
Lance B. Barlas, M.D. is a specialist with a practice address in Petaluma, California, and NPI 1710980321, issued on May 27, 2005. Check the license (California G40183, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lance B. Barlas
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G40183 CA
Self-reported in NPPES; status is on the state search - Practice location
- 167 Lynch Creek Way, Petaluma, CA 94954
- Phone
- (707) 763-4453
- Enumerated
- May 27, 2005
- Record last updated
- Nov 30, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (707) 763-5062
- Medicaid ID
- 00G401830 CA
- Medicare enrollment
- Enrolled (PECOS I20101029001013); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1978
- Entity
- Type 1 · individual
Verify Lance B. Barlas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G40183Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Providence Medical FoundationSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
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Common questions
What is Lance B. Barlas, M.D.'s NPI number?
Lance B. Barlas, M.D.'s National Provider Identifier (NPI) is 1710980321, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Lance B. Barlas, M.D. located?
The NPPES record lists a practice address at 167 Lynch Creek Way, Petaluma, CA, 94954. Phone: (707) 763-4453. Providers update this record themselves, so call before visiting.
How can I verify Lance B. Barlas, M.D.'s license?
NPPES lists California license number G40183, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.