NPPES file of Aug 9, 2026

Alan S. Bookin, MD

Dermatology Physician · Pacific Palisades, CA

Alan S. Bookin, MD is a dermatology physician with a practice address in Pacific Palisades, California, and NPI 1194898502, issued on Nov 15, 2006. Check the license (California C27530, 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
1194898502
Name
Alan S. Bookin
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
C27530 CA
Self-reported in NPPES; status is on the state search
Practice location
910 Via DE LA Paz, Pacific Palisades, CA 90272
Phone
(310) 454-0457
Enumerated
Nov 15, 2006
Record last updated
Mar 25, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(310) 459-1014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 910 Via DE LA Paz

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

  1. Marcella Hardart, MDPediatrics Physician1265614341
  2. Dana Holcomb, MDSpecialist1619914967
  3. Mary-Margaret Kim, M.D.Pediatrics Physician1245422724
  4. James Little, D.P.M.Podiatrist1992866412
  5. Van Nguyen, M.D.General Practice Physician1487697843
  6. Ronald Wormser, DMDDentist1891706099

Verify Alan S. Bookin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C27530
    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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95% fewer Medicare Part D claims than the average dermatology physician in 2024

41 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.

  1. Alan Bookin41
  2. Specialty average797

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.

Alan S. Bookin among 2,083 dermatology physician records in California

Alan S. Bookin, 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 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 fileNo · 70% of these records are
  • Record last updated2008 · 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).

3 dermatology physician records list a practice address in Pacific Palisades

They are 3 of the 251 NPPES records with a practice address in Pacific Palisades, and 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Nasreen Babu-Khan, M.D.Pacific Palisades, CA 902721306923016
  2. Ileana Zapatero, MDPacific Palisades, CA 902721013086339
  3. Preeti Jhorar, M.D.Rolling Hills Estates, CA 902741366872293
  4. Neal Ammar, M.D.Redondo Beach, CA 902771851460950
  5. Andrea Borba, MDRedondo Beach, CA 902771467081091
  6. John Gebhard, M.D.Redondo Beach, CA 902771841241205
  7. Anabella Pascucci, M.D.Redondo Beach, CA 902771558641936
  8. Sanusi Umar, M.D.Redondo Beach, CA 902771982797593

Common questions

What is Alan S. Bookin, MD's NPI number?

Alan S. Bookin, MD's National Provider Identifier (NPI) is 1194898502, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan S. Bookin, MD located?

The NPPES record lists a practice address at 910 Via DE LA Paz, Pacific Palisades, CA, 90272. Phone: (310) 454-0457. Providers update this record themselves, so call before visiting.

How can I verify Alan S. Bookin, MD's license?

NPPES lists California license number C27530, 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 Alan S. Bookin, MD prescribe under Medicare Part D?

In 2024, Alan S. Bookin, MD had 41 Medicare Part D claims; 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.