NPPES file of Aug 9, 2026

Frederick Bartholomew, MD

Dermatology Physician · Burlingame, CA

Frederick Bartholomew, MD is a dermatology physician with a practice address in Burlingame, California, and NPI 1457702383, issued on Jun 22, 2016. Check the license (California A172548, 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
1457702383
Name
Frederick Bartholomew
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License numbers
A172548 CA
267576 MA
Self-reported in NPPES; status is on the state search
Practice location
1720 EL Camino Real Ste 116, Burlingame, CA 94010
Phone
(650) 652-8310
Enumerated
Jun 22, 2016
Record last updated
Oct 13, 2022
Medicare enrollment
Enrolled (PECOS I20210928002653); accepts Medicare assignment
Medical or professional school
Stanford University School Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
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 Frederick Bartholomew in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A172548
    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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47% more Medicare Part D claims than the average dermatology physician in 2024

1,171 Medicare Part D claims for 457 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Frederick Bartholomew1,171
  2. Specialty average797

Most prescribed

  1. Ketoconazole257 claims
  2. Fluocinonide133 claims
  3. Metronidazole103 claims
  4. Triamcinolone Acetonide101 claims
  5. Desonide88 claims
  6. Clobetasol Propionate71 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: $31.12

1 payment: 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.

  1. Frederick Bartholomew$31.12
  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. Sutter Bay Medical FoundationSan Mateo, CA

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

Frederick Bartholomew among 2,083 dermatology physician records in California

Frederick Bartholomew, 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 2016, is newer than 80% of them.

  • NPI issued2016 · 80% of these records are older, 17% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · 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.

The 8 dermatology physician records with the nearest ZIP codes

  1. Karen Keller, MDBurlingame, CA 940101437157054
  2. Nikolajs Lapins, M.D.Burlingame, CA 940101346247228
  3. Janet Maldonado, M.D.Burlingame, CA 940101518099977
  4. Lynn Sydor, MDBurlingame, CA 940101841209541
  5. Lana Tong, M.D., M.P.H.Burlingame, CA 940101386022176
  6. David Weinberg, MDHillsborough, CA 940101679566608
  7. Paul Hartman, M.D.Daly City, CA 940151255331161
  8. Michael Huie, M.D., PH.D.Half Moon Bay, CA 940191457417172

Common questions

What is Frederick Bartholomew, MD's NPI number?

Frederick Bartholomew, MD's National Provider Identifier (NPI) is 1457702383, issued on Jun 22, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Frederick Bartholomew, MD located?

The NPPES record lists a practice address at 1720 EL Camino Real Ste 116, Burlingame, CA, 94010. Phone: (650) 652-8310. Providers update this record themselves, so call before visiting.

How can I verify Frederick Bartholomew, MD's license?

NPPES lists California license number A172548, 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 Frederick Bartholomew, MD prescribe under Medicare Part D?

In 2024, Frederick Bartholomew, MD had 1,171 Medicare Part D claims for 457 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.