Graeme Stuart McHenry, D.O.
Family Medicine Physician · Healdsburg, CA
Graeme Stuart McHenry, D.O. is a family medicine physician with a practice address in Healdsburg, California, and NPI 1861809683, issued on Jul 14, 2014. Check the license (California 20A17770, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Graeme Stuart McHenry
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A17770 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1375 University St, Healdsburg, CA 95448
- Phone
- (707) 431-6500
- Enumerated
- Jul 14, 2014
- Record last updated
- Mar 14, 2024
- Medicare enrollment
- Enrolled (PECOS I20200224002161); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1375 University St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stewart Williams, RD, CSG, LDRegistered Dietitian1710426762
Verify Graeme Stuart McHenry in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A17770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
148 Medicare Part D claims for 119 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Cephalexin27 claims
- Azithromycin17 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Napa Valley Emergency Medical GroupSonoma, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Graeme Stuart McHenry among 17,133 family medicine physician records in California
Graeme Stuart McHenry, 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 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2014 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 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).
27 family medicine physician records list a practice address in Healdsburg
They are 27 of the 226 NPPES records with a practice address in Healdsburg, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Healdsburg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Richard Andolsen, MDHealdsburg, CA 954481376533638
- Robert Azcarraga, MDHealdsburg, CA 954481477548709
- Mary Berg, MDHealdsburg, CA 954481487724290
- Maria Garcia, MDHealdsburg, CA 954481073500732
- Andre Gerard, MDHealdsburg, CA 954481891722500
- Walter Maack, M.D.Healdsburg, CA 954481588765416
- Jeffrey Meckler, MDHealdsburg, CA 954481316932635
- Thomas Neal, M.D.Healdsburg, CA 954481649298910
Common questions
What is Graeme Stuart McHenry, D.O.'s NPI number?
Graeme Stuart McHenry, D.O.'s National Provider Identifier (NPI) is 1861809683, issued on Jul 14, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Graeme Stuart McHenry, D.O. located?
The NPPES record lists a practice address at 1375 University St, Healdsburg, CA, 95448. Phone: (707) 431-6500. Providers update this record themselves, so call before visiting.
How can I verify Graeme Stuart McHenry, D.O.'s license?
NPPES lists California license number 20A17770, 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.
How much does Graeme Stuart McHenry, D.O. prescribe under Medicare Part D?
In 2024, Graeme Stuart McHenry, D.O. had 148 Medicare Part D claims for 119 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Graeme Stuart McHenry, D.O.'s MIPS final score?
The 2023 MIPS final score is 80.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.