NPPES file of Aug 9, 2026

Errol Andrew Craig, M.D., PHD

Dermatology Physician · Walnut Creek, CA

Errol Andrew Craig, M.D., PHD is a dermatology physician with a practice address in Walnut Creek, California, and NPI 1659344281, issued on Feb 13, 2006. Check the license (California C31732, 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
1659344281
Name
Errol Andrew Craig
Credential
M.D., PHD
Primary taxonomy
Dermatology Physician 207N00000X
License number
C31732 CA
Self-reported in NPPES; status is on the state search
Practice location
320 Lennon LN, Walnut Creek, CA 94598
Phone
(925) 817-5600
Enumerated
Feb 13, 2006
Record last updated
Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(925) 817-5601
Medicare enrollment
Enrolled (PECOS I20050920000705); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 2002
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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Also registered at 320 Lennon LN

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Joel Acab, MDInternal Medicine Physician1518405661
  2. Vitas Alekna, MDOphthalmology Physician1770661860
  3. Mary Andre, P.T.Physical Therapist1740344779
  4. Lynn Arsenault, MDPediatrics Physician1972681054
  5. Ashley Batchelder, DPTPhysical Therapist1851450936
  6. Cynthia Bellitt, R.N.N.P.Women's Health Nurse Practitioner1851464630

Verify Errol Andrew Craig in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C31732
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.4 times the Medicare Part D claims of the average dermatology physician in 2024

1,895 Medicare Part D claims for 662 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Errol Craig1,895
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide212 claims
  2. Imiquimod158 claims
  3. Fluorouracil154 claims
  4. Clobetasol Propionate129 claims
  5. Hydrocortisone100 claims
  6. Fluocinonide90 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncWalnut Creek, CA

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

Errol Andrew Craig among 2,083 dermatology physician records in California

Errol Andrew Craig, M.D., PHD 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 updated2021 · 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. Edward Becker, MDWalnut Creek, CA 945981962515858
  2. Paru Chaudhari, MDWalnut Creek, CA 945981811148224
  3. Christina Fonseca, M.D.Walnut Creek, CA 945981225222128
  4. Nancy Franklin, MDWalnut Creek, CA 945981669550745
  5. Stacey Hunt, MDWalnut Creek, CA 945981841362688
  6. Stewart Kupetz, MDWalnut Creek, CA 945981366516973
  7. Min-Wei Lee, M.D.Walnut Creek, CA 945981124014741
  8. Shabnam Madani, MDWalnut Creek, CA 945981972681476

Common questions

What is Errol Andrew Craig, M.D., PHD's NPI number?

Errol Andrew Craig, M.D., PHD's National Provider Identifier (NPI) is 1659344281, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Errol Andrew Craig, M.D., PHD located?

The NPPES record lists a practice address at 320 Lennon LN, Walnut Creek, CA, 94598. Phone: (925) 817-5600. Providers update this record themselves, so call before visiting.

How can I verify Errol Andrew Craig, M.D., PHD's license?

NPPES lists California license number C31732, 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 Errol Andrew Craig, M.D., PHD prescribe under Medicare Part D?

In 2024, Errol Andrew Craig, M.D., PHD had 1,895 Medicare Part D claims for 662 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.