Matthew L. McCauley, MD
Endocrinology, Diabetes & Metabolism Physician · Fontana, CA
Matthew L. McCauley, MD is an endocrinology, diabetes & metabolism physician with a practice address in Fontana, California, and NPI 1417024373, issued on Nov 29, 2006. Check the license (California A62496, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Matthew L. McCauley
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A62496 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9961 Sierra Ave, Fontana, CA 92335
- Phone
- (909) 427-3910
- Enumerated
- Nov 29, 2006
- Record last updated
- Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090107000604); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 9961 Sierra Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Berneva Adams, MDObstetrics & Gynecology Physician1376602987
Verify Matthew L. McCauley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A62496Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,450 Medicare Part D claims for 376 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Levothyroxine Sodium644 claims
- Methimazole88 claims
- Hydrocortisone76 claims
- Cabergoline45 claims
- Calcitriol44 claims
- Testosterone40 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupOntario, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew L. McCauley among 1,131 endocrinology, diabetes & metabolism physician records in California
Matthew L. McCauley, MD is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 54% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1995 · median 2003 among the 779 with a school on file
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Fontana → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Veronica Bautista, DOFontana, CA 923351861020034
- Edward Hess, MDFontana, CA 923351952478877
- Karen Kartun, M.D.Fontana, CA 923351720163363
- Hye Jeong HanLoma Linda, CA 923501346877842
- Tania Arous, MDLoma Linda, CA 923541114468360
- Kevin Codorniz, M.D.Loma Linda, CA 923541871702316
- Scott Lee, M.D.Loma Linda, CA 923541902902042
- Takahiro Otsuka, MDLoma Linda, CA 923541790895803
Common questions
What is Matthew L. McCauley, MD's NPI number?
Matthew L. McCauley, MD's National Provider Identifier (NPI) is 1417024373, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Matthew L. McCauley, MD located?
The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-3910. Providers update this record themselves, so call before visiting.
How can I verify Matthew L. McCauley, MD's license?
NPPES lists California license number A62496, 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 Matthew L. McCauley, MD prescribe under Medicare Part D?
In 2024, Matthew L. McCauley, MD had 1,450 Medicare Part D claims for 376 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.