Roger S. Lo, M.D.
Dermatology Physician · Los Angeles, CA
Roger S. Lo, M.D. is a dermatology physician with a practice address in Los Angeles, California, and NPI 1326070657, issued on Jul 7, 2006. Check the license (California A84131, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roger S. Lo
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A84131 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Ucla Medical Plz Ste 450, Los Angeles, CA 90095
- Phone
- (310) 825-6911
- Enumerated
- Jul 7, 2006
- Record last updated
- Nov 21, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (310) 794-7005
- Medicaid ID
- WA84131A CA
- Medicare enrollment
- Enrolled (PECOS I20060206000400); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 200 Ucla Medical Plz Ste 450
A shared address usually means a shared clinic or building; it does not show who employs whom.
- April Armstrong, MDDermatology Physician1356477087
- Paul Levins, MDDermatology Physician1093705261
- Philip Scumpia, M.D.Dermatology Physician1386879708
- Amy VandiverDermatology Physician1740716190
- Diana Wang, MDDermatology Physician1700406733
- Lorraine Young, MDDermatology Physician1497789143
Verify Roger S. Lo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A84131Check 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 dermatology physician in 2024
11 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 practice group's MIPS final score for 2023 (Medicare payment program): 76.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roger S. Lo among 2,083 dermatology physician records in California
Roger S. Lo, 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
- Graduated2002 · median 2006 among the 1,450 with a school on file
- Record last updated2019 · 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 Los Angeles → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Frederick Beddingfield, MDLos Angeles, CA 900951902839590
- Jonathan Cotliar, MDLos Angeles, CA 900951154355634
- Gail Drayton, MDLos Angeles, CA 900951457385304
- Miguel Gutierrez, MDLos Angeles, CA 900951528092418
- Jennifer Haley, MDLos Angeles, CA 900951760416622
- Christina Kim, MDLos Angeles, CA 900951629002191
- Gary Lask, MDLos Angeles, CA 900951275567158
- Paul Levins, MDLos Angeles, CA 900951093705261
Common questions
What is Roger S. Lo, M.D.'s NPI number?
Roger S. Lo, M.D.'s National Provider Identifier (NPI) is 1326070657, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roger S. Lo, M.D. located?
The NPPES record lists a practice address at 200 Ucla Medical Plz Ste 450, Los Angeles, CA, 90095. Phone: (310) 825-6911. Providers update this record themselves, so call before visiting.
How can I verify Roger S. Lo, M.D.'s license?
NPPES lists California license number A84131, 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 Roger S. Lo, M.D. prescribe under Medicare Part D?
In 2024, Roger S. Lo, M.D. had 11 Medicare Part D claims; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Roger S. Lo, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.2 of 100, reported for the practice group. 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.