Jeffrey Heffernon, MD
Diagnostic Radiology Physician · Woodland, CA
Jeffrey Heffernon, MD is a diagnostic radiology physician with a practice address in Woodland, California, and NPI 1174625131, issued on Sep 1, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Heffernon
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 35698 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1325 Cottonwood St, Woodland, CA 95695
- Phone
- (530) 669-2800
- Enumerated
- Sep 1, 2006
- Entity
- Type 1 · individual
Also registered at 1325 Cottonwood St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mariam Ahmadzai, OTOccupational Therapist1225204019
- Thomas Ambrosini, NPNurse Practitioner1114067006
- Daniel Bolster, M.D.Emergency Medicine Physician1861555732
- Daniel Carter, DOEmergency Medicine Physician1902425713
- Natalie Delfin, ACSWSocial Worker1194158089
- Richard Gilgut, PA-CMedical Physician Assistant1285987909
Verify Jeffrey Heffernon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
The Medicare quality score for 2023: 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Dignity Health Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Diagnostic Radiology Physician providers in California
There are 4,131 diagnostic radiology physician records in California.
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- Bennett Abe, MDVisalia, CA1184731283
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Common questions
What is Jeffrey Heffernon, MD's NPI number?
Jeffrey Heffernon, MD's National Provider Identifier (NPI) is 1174625131, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Heffernon, MD located?
The NPPES record lists a practice address at 1325 Cottonwood St, Woodland, CA, 95695. Phone: (530) 669-2800. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Heffernon, MD's license?
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.
What is Jeffrey Heffernon, MD's Medicare quality score?
The 2023 MIPS final score is 96.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.