NPPES file of Aug 9, 2026

Patrick W. Blake, MD

Dermatology Physician · San Diego, CA

Patrick W. Blake, MD is a dermatology physician with a practice address in San Diego, California, and NPI 1871817312, issued on Mar 25, 2010. Check the license (California A130951, 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
1871817312
Name
Patrick W. Blake
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License numbers
A130951 CA
P3510 TX
Self-reported in NPPES; status is on the state search
Practice location
501 Washington St, San Diego, CA 92103
Phone
(619) 542-0013
Enumerated
Mar 25, 2010
Record last updated
Jan 18, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140709002608); accepts Medicare assignment
Medical or professional school
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2010
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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Also registered at 501 Washington St

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

  1. Derrick Allen, MDDiagnostic Radiology Physician1215982970
  2. Lawrence Bogle, M.D.Diagnostic Radiology Physician1467403238
  3. Aracely Bonilla Navarrete, MDInternal Medicine Physician1922208032
  4. Daniel Bressler, M.D.Internal Medicine Physician1700887726
  5. Denise Brownlee, MDPediatrics Physician1073547477
  6. Jam Chookaew, PT, DPTPhysical Therapist1356271738

Verify Patrick W. Blake in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A130951
    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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65% fewer Medicare Part D claims than the average dermatology physician in 2024

280 Medicare Part D claims for 124 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. Patrick Blake280
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide28 claims
  2. Minoxidil26 claims
  3. Fluorouracil24 claims
  4. Ketoconazole22 claims
  5. Gentamicin Sulfate20 claims
  6. Doxycycline Hyclate18 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: $2,112.16

35 payments; by number, the most common kind was 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. Patrick Blake$2,112.16
  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. Medderm CorporationSan Diego, CA

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

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

Other dermatology physician records in California

  1. Sam Abaza, M.D.Diamond Bar, CA1831148501
  2. Farah Abdulla, MDDuarte, CA1093934390
  3. Robert Abergel, M.D.Santa Monica, CA1841565843
  4. Karen Abisogun, MDLos Angeles, CA1124474515
  5. Glynis Ablon, M.D.Manhattan Beach, CA1144292889
  6. Arthur Abrams, MDMountain View, CA1518093178
  7. Payam Abrishami, MDAgoura Hills, CA1447288147
  8. Aseel Abu-NasserRedding, CA1609641711
  9. Rachel Abuav, M.D.Beverly Hills, CA1356481733
  10. Boya Abudu, MD, MPHSacramento, CA1336608637

Common questions

What is Patrick W. Blake, MD's NPI number?

Patrick W. Blake, MD's National Provider Identifier (NPI) is 1871817312, issued on Mar 25, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Patrick W. Blake, MD located?

The NPPES record lists a practice address at 501 Washington St, San Diego, CA, 92103. Phone: (619) 542-0013. Providers update this record themselves, so call before visiting.

How can I verify Patrick W. Blake, MD's license?

NPPES lists California license number A130951, 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 Patrick W. Blake, MD prescribe under Medicare Part D?

In 2024, Patrick W. Blake, MD had 280 Medicare Part D claims for 124 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.