Philip C. Mathis, M.D.
Internal Medicine Physician · Escondido, CA
Philip C. Mathis, M.D. is an internal medicine physician with a practice address in Escondido, California, and NPI 1942200399, issued on Jul 28, 2005. Check the license (California G34690, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Philip C. Mathis
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G34690 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2130 Citracado Pkwy Ste 110A, Escondido, CA 92029
- Phone
- (760) 510-7300
- Enumerated
- Jul 28, 2005
- Record last updated
- Feb 27, 2025
- Medicare enrollment
- Enrolled (PECOS I20050215001141); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1976
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Philip C. Mathis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G34690Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
25 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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: $47.65
2 payments; by number, the most common kind was food and beverage; the largest payer was Organogenesis Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 2 group practices
- Arch Health Partners IncPoway, CA
- Bradley B Bailey MD And Roger B Schechter MD IncPoway, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philip C. Mathis among 17,696 internal medicine physician records in California
Philip C. Mathis, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1976 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 internal medicine physician records list a practice address in Escondido
They are 44 of the 3,509 NPPES records with a practice address in Escondido, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Escondido → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Khaldoun Abouelhosn, M.DEscondido, CA 920291336310093
- Sam Adllirad, DOEscondido, CA 920291770287583
- Sandy Akrawe, M.D.Escondido, CA 920291679927578
- Amir Asgari, M.D.Escondido, CA 920291730484981
- Sarin Atam, MDEscondido, CA 920291194394494
- Stoimen Evtimov, M.D.Escondido, CA 920291184861684
- Nadiya Ginzburg, M.D.Escondido, CA 920291710419262
- Michael Hanna, M.D.Escondido, CA 920291457763575
Common questions
What is Philip C. Mathis, M.D.'s NPI number?
Philip C. Mathis, M.D.'s National Provider Identifier (NPI) is 1942200399, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Philip C. Mathis, M.D. located?
The NPPES record lists a practice address at 2130 Citracado Pkwy Ste 110A, Escondido, CA, 92029. Phone: (760) 510-7300. Providers update this record themselves, so call before visiting.
How can I verify Philip C. Mathis, M.D.'s license?
NPPES lists California license number G34690, 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 Philip C. Mathis, M.D. prescribe under Medicare Part D?
In 2024, Philip C. Mathis, M.D. had 25 Medicare Part D claims for 12 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.