Sungat Grewal, MD
Dermatology Physician · Irvine, CA
Sungat Grewal, MD is a dermatology physician with a practice address in Irvine, California, and NPI 1366962292, issued on Jun 21, 2017. Check the license (California A162721, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sungat Grewal
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A162721 CA
Self-reported in NPPES; status is on the state search - Practice location
- 850 Health Sciences RD, Irvine, CA 92617
- Phone
- (949) 824-0606
- Enumerated
- Jun 21, 2017
- Record last updated
- Dec 22, 2022
- Medicare enrollment
- Enrolled (PECOS I20221026001960); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 850 Health Sciences RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sungat Grewal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A162721Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average dermatology physician in 2024
185 Medicare Part D claims for 90 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Triamcinolone Acetonide31 claims
- Ketoconazole23 claims
- Doxycycline Monohydrate20 claims
- Clobetasol Propionate16 claims
- Hydrocortisone11 claims
- Silver Sulfadiazine11 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).
Industry payments in 2024: $190.82
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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
- University OF California San FranciscoSan Francisco, CA
- University OF California Sfgh Medical GroupSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sungat Grewal among 2,083 dermatology physician records in California
Sungat Grewal, MD 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 2017, is newer than 83% of them.
- NPI issued2017 · 83% of these records are older, 14% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2017 · median 2006 among the 1,450 with a school on file
- Record last updated2022 · 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 Irvine → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Hege Grande Sarpa, MDIrvine, CA 926171528254901
- Sergei Grando, MD, PHD, DSCIIrvine, CA 926181356390181
- Jeffrey Lander, M.D., PH.D.Irvine, CA 926181174566046
- Nissan Pilest, M.D.Irvine, CA 926181851473862
- Katlin Poladian-Toner, MDIrvine, CA 926181295362317
- Nadir Qazi, DOIrvine, CA 926181043578610
- Kelly ReynoldsIrvine, CA 926181477117224
- Sogol Saghari, MDIrvine, CA 926181114931763
Common questions
What is Sungat Grewal, MD's NPI number?
Sungat Grewal, MD's National Provider Identifier (NPI) is 1366962292, issued on Jun 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Sungat Grewal, MD located?
The NPPES record lists a practice address at 850 Health Sciences RD, Irvine, CA, 92617. Phone: (949) 824-0606. Providers update this record themselves, so call before visiting.
How can I verify Sungat Grewal, MD's license?
NPPES lists California license number A162721, 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 Sungat Grewal, MD prescribe under Medicare Part D?
In 2024, Sungat Grewal, MD had 185 Medicare Part D claims for 90 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Sungat Grewal, MD'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.