John A. Handley, MD
Critical Care Medicine (Internal Medicine) Physician · Ventura, CA
John A. Handley, MD is a critical care medicine (internal medicine) physician with a practice address in Ventura, California, and NPI 1750497400, issued on Aug 22, 2006. Check the license (California G46618, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John A. Handley
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- G46618 CA
Self-reported in NPPES; status is on the state search - Practice location
- 168 North Brent Street, Ventura, CA 93003
- Phone
- (805) 653-6371
- Enumerated
- Aug 22, 2006
- Record last updated
- Sep 11, 2025
- Fax
- (805) 653-7242
- Medicare enrollment
- Enrolled (PECOS I20100511000722); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1980
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Also registered at 168 North Brent Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vicky Bobadilla, PA-CPhysician Assistant1447392022
Verify John A. Handley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G46618Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
1,052 Medicare Part D claims for 144 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Trelegy Ellipta174 claims
- Albuterol Sulfate Hfa150 claims
- Montelukast Sodium101 claims
- Breo Ellipta70 claims
- Anoro Ellipta68 claims
- Azithromycin61 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): 85.2 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).
Industry payments in 2024: $29.05
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Ventura Pulmonary And Critical Care Medical GroupVentura, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John A. Handley among 723 critical care medicine (internal medicine) physician records in California
John A. Handley, MD is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% 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, 60% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1980 · median 2005 among the 559 with a school on file
- Record last updated2025 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Ventura → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Ravinder Bajwa, MDVentura, CA 930031699849489
- Robert Bernstein, M.D.Ventura, CA 930031932205119
- Ian Joel, MDVentura, CA 930031093134330
- Jubran Dakwar, MDVentura, CA 930011285894659
- Herbert Rogove, DOOjai, CA 930231245270966
- Glen Abergel, M.D.Oxnard, CA 930301093743924
- Waqas Aftab, M.D.Oxnard, CA 930301043414220
- Niusha Damaghi, M.D.Oxnard, CA 930301417210600
Common questions
What is John A. Handley, MD's NPI number?
John A. Handley, MD's National Provider Identifier (NPI) is 1750497400, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John A. Handley, MD located?
The NPPES record lists a practice address at 168 North Brent Street, Ventura, CA, 93003. Phone: (805) 653-6371. Providers update this record themselves, so call before visiting.
How can I verify John A. Handley, MD's license?
NPPES lists California license number G46618, 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 A. Handley, MD prescribe under Medicare Part D?
In 2024, John A. Handley, MD had 1,052 Medicare Part D claims for 144 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is John A. Handley, MD's MIPS final score?
The 2023 MIPS final score is 85.2 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.