Keith Mitchell Weiner, M.D.
Pediatric Cardiology Physician · Orange, CA
Keith Mitchell Weiner, M.D. is a pediatric cardiology physician with a practice address in Orange, California, and NPI 1023034733, issued on Jul 14, 2006. Check the license (California G53493, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Keith Mitchell Weiner
- Credential
- M.D.
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- G53493 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1310 W Stewart Dr, Orange, CA 92868
- Phone
- (714) 538-8887
- Enumerated
- Jul 14, 2006
- Record last updated
- Jan 29, 2025
- Fax
- (714) 538-6672
- Entity
- Type 1 · individual
8 nearest pediatric cardiology physician records → All 363 in California → Look up another NPI →
Also registered at 1310 W Stewart Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Keith Mitchell Weiner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G53493Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average pediatric cardiology physician in 2024
19 Medicare Part D claims for 11 beneficiaries, against an average of 74 among the 518 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Industry payments in 2024: $181.51
27 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 1,156 providers of this specialty with any payment received $2,864.57 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.
Keith Mitchell Weiner among 363 pediatric cardiology physician records in California
Keith Mitchell Weiner, M.D. is one of 363 pediatric cardiology physician records with a practice address in California. 59% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- 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 2080P0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Cardiology Physician providers in California
There are 363 pediatric cardiology physician records in California.
All 363 in California → Every provider in Orange → Pediatric Cardiology Physician nationwide →
The 8 pediatric cardiology physician records with the nearest ZIP codes
- Anjan Batra, MDOrange, CA 928681558453258
- Anthony Chang, M.D.Orange, CA 928681144328360
- James Chu, M.D.Orange, CA 928681346216009
- Ahmad Reza Ellini, MDOrange, CA 928681427144666
- Jodie Gandy, M.D.Orange, CA 928681376576520
- Nafiz Kiciman, MDOrange, CA 928681083794259
- Wyman Lai, MDOrange, CA 928681689659955
- Gira Morchi, MDOrange, CA 928681386790996
Common questions
What is Keith Mitchell Weiner, M.D.'s NPI number?
Keith Mitchell Weiner, M.D.'s National Provider Identifier (NPI) is 1023034733, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Keith Mitchell Weiner, M.D. located?
The NPPES record lists a practice address at 1310 W Stewart Dr, Orange, CA, 92868. Phone: (714) 538-8887. Providers update this record themselves, so call before visiting.
How can I verify Keith Mitchell Weiner, M.D.'s license?
NPPES lists California license number G53493, 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 Keith Mitchell Weiner, M.D. prescribe under Medicare Part D?
In 2024, Keith Mitchell Weiner, M.D. had 19 Medicare Part D claims for 11 beneficiaries; the average among pediatric cardiology physician prescribers was 74. Part D covers Medicare prescriptions 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.