John Ernest Cottle, D.O.
Family Medicine Physician · Fort Bragg, CA
John Ernest Cottle, D.O. is a family medicine physician with a practice address in Fort Bragg, California, and NPI 1447343116, issued on Oct 2, 2006. Check the license (California 20A10161, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Ernest Cottle
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 20A10161 CA
34047 CO
Self-reported in NPPES; status is on the state search - Practice location
- 721 River Dr, Fort Bragg, CA 95437
- Phone
- (707) 961-4631
- Enumerated
- Oct 2, 2006
- Record last updated
- Oct 19, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (707) 964-1192
- Medicaid ID
- 01340470 CO
- Medicare enrollment
- Enrolled (PECOS I20090129000331); accepts Medicare assignment
- Medical or professional school
- Oklahoma State University College Of Osteopathic Medicine, 1981
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 721 River Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jack Bellah, MDOrthopaedic Surgery Physician1235225376
- Zoe Berna, MDFamily Medicine Physician1740377118
- John Gallo, MDFamily Medicine Physician1225049257
- Linda James, M.D.Surgery Physician1013959915
- Caroline Wells, PA-CPhysician Assistant1689397531
Verify John Ernest Cottle in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10161Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average family medicine physician in 2024
526 Medicare Part D claims for 35 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 13 claims were for opioids.
Most prescribed
- Gabapentin99 claims
- Metoprolol Succinate48 claims
- Baclofen43 claims
- Potassium Chloride42 claims
- Lisinopril37 claims
- Hydrochlorothiazide36 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): 73.8 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).
One hospital affiliation
- Adventist Health Mendocino CoastFort Bragg, CA · Critical Access Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
John Ernest Cottle among 17,133 family medicine physician records in California
John Ernest Cottle, 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1981 · median 2005 among the 10,652 with a school on file
- Record last updated2012 · 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).
15 family medicine physician records list a practice address in Fort Bragg
They are 15 of the 288 NPPES records with a practice address in Fort Bragg, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Fort Bragg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Zoe Berna, MDFort Bragg, CA 954371740377118
- Sanford Brown, MDFort Bragg, CA 954371396851440
- Masyn Enright, DOFort Bragg, CA 954371184387201
- Sandra Fleming, M.D.Fort Bragg, CA 954371790004091
- John Gallo, MDFort Bragg, CA 954371225049257
- Wade Gray, MDFort Bragg, CA 954371508861782
- Diane Harris, MDFort Bragg, CA 954371386656312
- Larry Heiss, MDFort Bragg, CA 954371629192687
Common questions
What is John Ernest Cottle, D.O.'s NPI number?
John Ernest Cottle, D.O.'s National Provider Identifier (NPI) is 1447343116, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Ernest Cottle, D.O. located?
The NPPES record lists a practice address at 721 River Dr, Fort Bragg, CA, 95437. Phone: (707) 961-4631. Providers update this record themselves, so call before visiting.
How can I verify John Ernest Cottle, D.O.'s license?
NPPES lists California license number 20A10161, 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 John Ernest Cottle, D.O. prescribe under Medicare Part D?
In 2024, John Ernest Cottle, D.O. had 526 Medicare Part D claims for 35 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is John Ernest Cottle, D.O.'s MIPS final score?
The 2023 MIPS final score is 73.8 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.