Matthew Herrmann, MD
Internal Medicine Physician · Los Angeles, CA
Matthew Herrmann, MD is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1760918551, issued on May 11, 2017. Check the license (California A150607, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Matthew Herrmann
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A150607 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4055 Redwood Ave Unit 153, Los Angeles, CA 90066
- Phone
- (847) 651-4586
- Enumerated
- May 11, 2017
- Record last updated
- Mar 24, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171130000835); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Matthew Herrmann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A150607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,802 Medicare Part D claims for 203 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Atorvastatin Calcium558 claims
- Biktarvy489 claims
- Dovato277 claims
- Amlodipine Besylate267 claims
- Gabapentin247 claims
- Olmesartan Medoxomil247 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: $73,960.41
151 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. 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 one group practice
- Aids Healthcare FoundationLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Herrmann among 17,696 internal medicine physician records in California
Matthew Herrmann, MD 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 2017, is newer than 81% of them.
- NPI issued2017 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2015 · median 2004 among the 11,065 with a school on file
- Record last updated2020 · 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).
1,423 internal medicine physician records list a practice address in Los Angeles
They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Los Angeles → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Soheil Azimi, MDLos Angeles, CA 900661841203163
- Anita Batra, M.D.Los Angeles, CA 900661477878031
- Michael BierLos Angeles, CA 900661104323757
- Amanda Grantham, M.D.Los Angeles, CA 900661962532721
- Elizabeth Ko, M.D.Los Angeles, CA 900661801189048
- Justine Korolyov, M.D.Los Angeles, CA 900661124461736
- Ricky Onofre-Vasquez, M.D.Los Angeles, CA 900661750353892
- Dimitra PapaspyridiLos Angeles, CA 900661538574462
Common questions
What is Matthew Herrmann, MD's NPI number?
Matthew Herrmann, MD's National Provider Identifier (NPI) is 1760918551, issued on May 11, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Herrmann, MD located?
The NPPES record lists a practice address at 4055 Redwood Ave Unit 153, Los Angeles, CA, 90066. Phone: (847) 651-4586. Providers update this record themselves, so call before visiting.
How can I verify Matthew Herrmann, MD's license?
NPPES lists California license number A150607, 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 Herrmann, MD prescribe under Medicare Part D?
In 2024, Matthew Herrmann, MD had 8,802 Medicare Part D claims for 203 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.