Gerard Nat, M.D.
Dermatology Physician · Downey, CA
Gerard Nat, M.D. is a dermatology physician with a practice address in Downey, California, and NPI 1912007956, issued on Sep 22, 2006. Check the license (California G58203, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Gerard Nat
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- G58203 CA
G058203 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10800 Paramount Blvd, Downey, CA 90241
- Phone
- (562) 904-6116
- Enumerated
- Sep 22, 2006
- Record last updated
- Jan 26, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (562) 904-4616
- Medicare enrollment
- Enrolled (PECOS I20101111000343); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 10800 Paramount Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Adriatico, M.D.Internal Medicine Physician1194913608
- Daphne Allison, AMFTMarriage & Family Therapist1265390652
- Domingo Barrientos, M.D.Internal Medicine Physician1184685281
- Neal Brown, DDSDentist1619295862
- Thomas Choi, M.D.Ophthalmology Physician1477555985
- Emma McCulloughMarriage & Family Therapist1609481035
Verify Gerard Nat in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G58203Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average dermatology physician in 2024
284 Medicare Part D claims for 88 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.
Most prescribed
- Triamcinolone Acetonide136 claims
- Doxycycline Hyclate20 claims
- Fluocinonide20 claims
- Cephalexin18 claims
- Fluocinolone Acetonide17 claims
- Mupirocin13 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.
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Gerard Nat among 2,083 dermatology physician records in California
Gerard Nat, M.D. is one of 2,083 dermatology physician records with a practice address in California. 83% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 56% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1985 · median 2006 among the 1,450 with a school on file
- Record last updated2015 · 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Downey → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- David Arnold, DODowney, CA 902411003311051
- Douglas Blose, M.D.Downey, CA 902411306816657
- Richard Winkelmann, D.O.Downey, CA 902411720427024
- Evelyn Cheung, MDDowney, CA 902421164797312
- Harrison Lee, MDDowney, CA 902421376093997
- Kim Quach, MDDowney, CA 902421518287895
- Jennifer Sri, M.D.Downey, CA 902421962604850
- Karan Kortlander, N.P.El Segundo, CA 902451174163703
Common questions
What is Gerard Nat, M.D.'s NPI number?
Gerard Nat, M.D.'s National Provider Identifier (NPI) is 1912007956, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gerard Nat, M.D. located?
The NPPES record lists a practice address at 10800 Paramount Blvd, Downey, CA, 90241. Phone: (562) 904-6116. Providers update this record themselves, so call before visiting.
How can I verify Gerard Nat, M.D.'s license?
NPPES lists California license number G58203, 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 Gerard Nat, M.D. prescribe under Medicare Part D?
In 2024, Gerard Nat, M.D. had 284 Medicare Part D claims for 88 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Gerard Nat, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.