NPPES file of Aug 9, 2026

Joan Marie Pressimone, PA

Physician Assistant · Pleasanton, CA

Joan Marie Pressimone, PA is a physician assistant with a practice address in Pleasanton, California, and NPI 1841247137, issued on May 30, 2006. Check the license (California PA54423, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841247137
Name
Joan Marie Pressimone
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA54423 CA
008359 NY
Self-reported in NPPES; status is on the state search
Practice location
5555 W Las Positas Blvd, Pleasanton, CA 94588
Phone
(925) 416-6585
Enumerated
May 30, 2006
Record last updated
May 24, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(626) 623-1227
Medicare enrollment
Enrolled (PECOS I20060417000669); accepts Medicare assignment
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 5555 W Las Positas Blvd

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

  1. Dennis Alfaro, M.D.Emergency Medicine Physician1407847718
  2. Ashley Altman, MDDiagnostic Radiology Physician1649697947
  3. Joshua AshfordEmergency Registered Nurse1972458941
  4. Abinav Baweja, MDMedical Oncology Physician1770961575
  5. Brooke BettsPharmacist1962178491
  6. Myrna Castelazo, M.D.Diagnostic Radiology Physician1407290513

Verify Joan Marie Pressimone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA54423
    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
Find 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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56% fewer Medicare Part D claims than the average physician assistant in 2024

364 Medicare Part D claims for 226 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Joan Marie Pressimone364
  2. Specialty average830

Most prescribed

  1. Azelastine Hcl89 claims
  2. Amoxicillin34 claims
  3. Amoxicillin-Clavulanate Potass26 claims
  4. Cephalexin26 claims
  5. Albuterol Sulfate Hfa22 claims
  6. Ibuprofen19 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score64.0
  2. Costout of 100 · 30%57.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. City Medical OF Upper East Side PLLCStaten Island, NY

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

Joan Marie Pressimone among 14,451 physician assistant records in California

Joan Marie Pressimone, PA is one of 14,451 physician assistant records with a practice address in California. 75% 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 1% of them.

  • NPI issued2006 · 1% of these records are older, 87% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2001 · median 2018 among the 7,214 with a school on file
  • Record last updated2018 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 physician assistant records list a practice address in Pleasanton

They are 28 of the 2,213 NPPES records with a practice address in Pleasanton, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Lauren Abelson, PA-CPleasanton, CA 945881477859205
  2. Verdale Benson, PA-CPleasanton, CA 945881962845750
  3. Zhanna Byalaya, PAPleasanton, CA 945881083740542
  4. Ryan Cates, PA-CPleasanton, CA 945881053782920
  5. Christopher Hydock, PA-CPleasanton, CA 945881295909232
  6. Giovana Meza, PA-CPleasanton, CA 945881104463827
  7. Padmaja Murtinty, PA-CPleasanton, CA 945881760999510
  8. Sadaf Nagshbandi, PA-CPleasanton, CA 945881386398857

Common questions

What is Joan Marie Pressimone, PA's NPI number?

Joan Marie Pressimone, PA's National Provider Identifier (NPI) is 1841247137, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joan Marie Pressimone, PA located?

The NPPES record lists a practice address at 5555 W Las Positas Blvd, Pleasanton, CA, 94588. Phone: (925) 416-6585. Providers update this record themselves, so call before visiting.

How can I verify Joan Marie Pressimone, PA's license?

NPPES lists California license number PA54423, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Joan Marie Pressimone, PA prescribe under Medicare Part D?

In 2024, Joan Marie Pressimone, PA had 364 Medicare Part D claims for 226 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Joan Marie Pressimone, PA's MIPS final score?

The 2023 MIPS final score is 76.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.