Registry data as of Aug 27, 2026

Mark Boiskin, M.D.

Nephrology Physician · La Jolla, CA

Mark Boiskin, M.D. is a nephrology physician with a practice address in La Jolla, California, and NPI 1437154143, issued on Jun 17, 2005. Check the license (California A52055, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1437154143
Name
Mark Boiskin
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
A52055 CA
Self-reported in NPPES; status is on the state search
Practice location
9834 Genesee Ave, La Jolla, CA 92037
Phone
(858) 558-8150
Enumerated
Jun 17, 2005
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 9834 Genesee Ave

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

  1. Keith Beiermeister, M.D.Colon & Rectal Surgery Physician1508002775
  2. Colin Bernstein, O.D.Optometrist1184796625
  3. Timothy Bilash, M.D., M.S.Obstetrics & Gynecology Physician1437189545
  4. Joseph Blatt, MDClinical Cardiac Electrophysiology Physician1235242165
  5. Douglas Bolitho, M.D.Plastic Surgery Physician1740488196
  6. Kathleen Bulley, AUDAudiologist1477734960

Verify Mark Boiskin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A52055
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

2.8 times the Medicare Part D claims of the average nephrology physician in 2024

4,092 Medicare Part D claims for 421 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Mark Boiskin4,092
  2. Specialty average1,465

Most prescribed

  1. Allopurinol352 claims
  2. Calcitriol347 claims
  3. Farxiga289 claims
  4. Losartan Potassium261 claims
  5. Amlodipine Besylate188 claims
  6. Carvedilol179 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: $1,745.95

8 payments, mostly travel and lodging; the largest payer was Csl Behring. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Boiskin$1,745.95
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Balboa Nephrology Medical Group IncFountain Valley, CA
  2. Emergency And Acute Care Medical CorporationSan Diego, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Nephrology Physician providers in California

There are 1,468 nephrology physician records in California.

Other nephrology physician records in California

  1. Antoine Abcar, MDLos Angeles, CA1245301159
  2. Basmah Abdalla, M.D.Los Angeles, CA1629394002
  3. Omaran Abdeen, M.D.Mission Hills, CA1700878410
  4. Joseph Abdelmalek, M.DSan Diego, CA1740485531
  5. Lama Abdelnour, MDLos Angeles, CA1477817542
  6. Amir Abdi Pour, MDLoma Linda, CA1912187477
  7. Anas Abou-Ismail, MDPalm Springs, CA1598078784
  8. Graham Abra, M.D.Stanford, CA1760644678
  9. Sreedhar Adapa, M.D.Visalia, CA1881997872
  10. Gbemisola Adenuga, M.D.Los Angeles, CA1952464661

Common questions

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

Mark Boiskin, M.D.'s National Provider Identifier (NPI) is 1437154143, issued on Jun 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Boiskin, M.D. located?

The NPPES record lists a practice address at 9834 Genesee Ave, La Jolla, CA, 92037. Phone: (858) 558-8150. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number A52055, 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 Boiskin, M.D. prescribe under Medicare Part D?

In 2024, Mark Boiskin, M.D. had 4,092 Medicare Part D claims for 421 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.