Mark Jacobs, PA
Physician Assistant · Modesto, CA
Mark Jacobs, PA is a physician assistant with a practice address in Modesto, California, and NPI 1346359866, issued on Aug 29, 2006. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Jacobs
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA.1502 AL
15-01583 KS
Self-reported in NPPES; status is on the state search - Practice location
- 1541 Florida Ave Ste 305, Modesto, CA 95350
- Phone
- (209) 575-5833
- Enumerated
- Aug 29, 2006
- Entity
- Type 1 · individual
Also registered at 1541 Florida Ave Ste 305
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zachary Brewer, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1467741975
- John Degraft-Johnson, M.D.,Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1043472871
- James Roberts, M.D., R.V.T. FACSVascular Surgery Physician1356346936
Verify Mark Jacobs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
83% fewer Medicare Part D claims than the average physician assistant in 2024
142 Medicare Part D claims for 39 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Metoprolol Tartrate18 claims
- Clopidogrel16 claims
- Potassium Chloride14 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.
122 physician assistant records list a practice address in Modesto
They are 122 of the 9,262 NPPES records with a practice address in Modesto, and 14,451 physician assistant records in California.
All 122 in Modesto → All 14,451 in California → Every provider in Modesto →
Other physician assistant records in California
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- Ramina Abbasi, PA-CSignal Hill, CA1093448300
- Ariel Abbott, PA-CStockton, CA1780334342
- Barrie Abbott, PA-CAnza, CA1861602575
- Elizabeth Abbott, PA-CSan Diego, CA1437540762
- Terri Abbott, P.A.La Jolla, CA1811165566
- Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
Common questions
What is Mark Jacobs, PA's NPI number?
Mark Jacobs, PA's National Provider Identifier (NPI) is 1346359866, issued on Aug 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Jacobs, PA located?
The NPPES record lists a practice address at 1541 Florida Ave Ste 305, Modesto, CA, 95350. Phone: (209) 575-5833. Providers update this record themselves, so call before visiting.
How can I verify Mark Jacobs, PA's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Jacobs, PA prescribe under Medicare Part D?
In 2024, Mark Jacobs, PA had 142 Medicare Part D claims for 39 beneficiaries; the average among physician assistant prescribers was 830. 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.
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) 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 27, 2026.