Marigangaiah Mahadev, MD
Adult Medicine Physician · Anaheim Hills, CA
Marigangaiah Mahadev, MD is an adult medicine physician with a practice address in Anaheim Hills, California, and NPI 1245264902, issued on Jul 10, 2006. Check the license (California A45109, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marigangaiah Mahadev
- Credential
- MD
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- A45109 CA
Self-reported in NPPES; status is on the state search - Practice location
- 125 Chaparral Court, Anaheim Hills, CA 92808
- Phone
- (714) 998-1941
- Enumerated
- Jul 10, 2006
- Record last updated
- Dec 13, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (714) 998-3472
- Medicaid ID
- 00A451091 CA
- Medicare enrollment
- Enrolled (PECOS I20060428000615); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 386 in California → Look up another NPI →
Verify Marigangaiah Mahadev in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A45109Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average adult medicine physician in 2024
720 Medicare Part D claims for 73 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium91 claims
- Levothyroxine Sodium55 claims
- Repatha Sureclick30 claims
- Metformin Hcl26 claims
- Amlodipine Besylate24 claims
- Losartan Potassium24 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: $1,011.86
18 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 664 providers of this specialty with any payment received $1,405.95 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.
Marigangaiah Mahadev among 386 adult medicine physician records in California
Marigangaiah Mahadev, MD is one of 386 adult medicine physician records with a practice address in California. 69% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated1979 · median 2005 among the 187 with a school on file
- Record last updated2011 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 adult medicine physician record lists a practice address in Anaheim Hills
They are 1 of the 29 NPPES records with a practice address in Anaheim Hills, and 386 adult medicine physician records in California.
All 386 in California → Every provider in Anaheim Hills → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- Krista Prewett, FNPAnaheim, CA 928061619513611
- Ga Yun ParkAnaheim, CA 928051891667549
- Ardientes Tolentino, NURSE PRACTITIONERAnaheim, CA 928041497257505
- Albert CooperBrea, CA 928211134522279
- Dawn Vollmann, PABrea, CA 928211104335934
- Daniel Constandse, MDTustin, CA 927801275725087
- Charles Chol Bae Kim, MDTustin, CA 927801225564818
- Charles Myung, M.D.Garden Grove, CA 928411205387743
Common questions
What is Marigangaiah Mahadev, MD's NPI number?
Marigangaiah Mahadev, MD's National Provider Identifier (NPI) is 1245264902, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marigangaiah Mahadev, MD located?
The NPPES record lists a practice address at 125 Chaparral Court, Anaheim Hills, CA, 92808. Phone: (714) 998-1941. Providers update this record themselves, so call before visiting.
How can I verify Marigangaiah Mahadev, MD's license?
NPPES lists California license number A45109, 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 Marigangaiah Mahadev, MD prescribe under Medicare Part D?
In 2024, Marigangaiah Mahadev, MD had 720 Medicare Part D claims for 73 beneficiaries; the average among adult medicine physician prescribers was 3,002. 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.