NPPES file of Aug 9, 2026

Mark S. Sutton, M.D.

Dermatology Physician · Barstow, CA

Mark S. Sutton, M.D. is a dermatology physician with a practice address in Barstow, California, and NPI 1003841248, issued on Jul 12, 2006. Check the license (California G27354, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003841248
Name
Mark S. Sutton
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License numbers
G27354 CA
G72354 CA
Self-reported in NPPES; status is on the state search
Practice location
121 S 7TH Ave Ste A, Barstow, CA 92311
Phone
(760) 818-4228
Enumerated
Jul 12, 2006
Record last updated
Dec 19, 2024
Fax
(760) 256-1055
Medicaid ID
00G723540 CA
Medicare enrollment
Enrolled (PECOS I20100810000173); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 1990
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Mark S. Sutton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G27354
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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55% fewer Medicare Part D claims than the average dermatology physician in 2024

355 Medicare Part D claims for 147 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Mark Sutton355
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide59 claims
  2. Clobetasol Propionate41 claims
  3. Mupirocin24 claims
  4. Hydroxyzine Hcl23 claims
  5. Ketoconazole21 claims
  6. Tacrolimus14 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: $1,235.99

54 payments; by number, the most common kind was food and beverage; the largest payer was Leo Pharma 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.

  1. Mark Sutton$1,235.99
  2. Specialty average$8,544.61

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

  1. Steven E Hodgkin MD A Professional CorporationVictorville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark S. Sutton among 2,083 dermatology physician records in California

Mark S. Sutton, 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
  • Graduated1990 · median 2006 among the 1,450 with a school on file
  • Record last updated2024 · 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.

The 8 dermatology physician records with the nearest ZIP codes

  1. Monika Curlin, MDFontana, CA 923351023189081
  2. Phillip Hsu, M.D.Fontana, CA 923351366400574
  3. Lewis Kramer, MDFontana, CA 923351255408266
  4. Linh Lu, MDFontana, CA 923351548316144
  5. William Sharra III, MDFontana, CA 923351376610246
  6. Emily Tang, MDFontana, CA 923351598824153
  7. Walter Tjoa, MDFontana, CA 923351801955463
  8. Yun TongFontana, CA 923351700220902

Common questions

What is Mark S. Sutton, M.D.'s NPI number?

Mark S. Sutton, M.D.'s National Provider Identifier (NPI) is 1003841248, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark S. Sutton, M.D. located?

The NPPES record lists a practice address at 121 S 7TH Ave Ste A, Barstow, CA, 92311. Phone: (760) 818-4228. Providers update this record themselves, so call before visiting.

How can I verify Mark S. Sutton, M.D.'s license?

NPPES lists California license number G27354, 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 Mark S. Sutton, M.D. prescribe under Medicare Part D?

In 2024, Mark S. Sutton, M.D. had 355 Medicare Part D claims for 147 beneficiaries; the average among dermatology physician prescribers was 797. 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.