Marilyn Calderon, M.D.
Family Medicine Physician · National City, CA
Marilyn Calderon, M.D. is a family medicine physician with a practice address in National City, California, and NPI 1144486713, issued on Aug 4, 2008. Check the license (California A107518, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marilyn Calderon
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A107518 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2400 East 8TH St, National City, CA 91950
- Phone
- (619) 662-4100
- Enumerated
- Aug 4, 2008
- Record last updated
- Jul 25, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (619) 259-2811
- Medicare enrollment
- Enrolled (PECOS I20240516000632); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Marilyn Calderon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A107518Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average family medicine physician in 2024
3,570 Medicare Part D claims for 177 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Lisinopril166 claims
- Atorvastatin Calcium162 claims
- Amlodipine Besylate148 claims
- Losartan Potassium141 claims
- Potassium Chloride140 claims
- Metformin Hcl Er124 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: $24.78
1 payment: food and beverage; the largest payer was Dexcom, Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Choctaw Nation OF OklahomaMcAlester, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marilyn Calderon among 17,133 family medicine physician records in California
Marilyn Calderon, M.D. 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 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2007 · median 2005 among the 10,652 with a school on file
- Record last updated2016 · 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).
32 family medicine physician records list a practice address in National City
They are 32 of the 749 NPPES records with a practice address in National City, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in National City → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Georgia Aljawadi, D.O.National City, CA 919501013116714
- Beatrice Baez, MDNational City, CA 919501245372507
- Andrelita Barrera, M.D.National City, CA 919501811160484
- Maria Carriedo-Ceniceros, MDNational City, CA 919501295746618
- Carlos Castro, M.D.National City, CA 919501518071604
- Jill Flores, MDNational City, CA 919501528059276
- David Graham, M.D.National City, CA 919501639338601
- Zahida Haque, MDNational City, CA 919501457445645
Common questions
What is Marilyn Calderon, M.D.'s NPI number?
Marilyn Calderon, M.D.'s National Provider Identifier (NPI) is 1144486713, issued on Aug 4, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn Calderon, M.D. located?
The NPPES record lists a practice address at 2400 East 8TH St, National City, CA, 91950. Phone: (619) 662-4100. Providers update this record themselves, so call before visiting.
How can I verify Marilyn Calderon, M.D.'s license?
NPPES lists California license number A107518, 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 Marilyn Calderon, M.D. prescribe under Medicare Part D?
In 2024, Marilyn Calderon, M.D. had 3,570 Medicare Part D claims for 177 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.