NPPES file of Aug 9, 2026

Lisa Rosemary Fazzolari, DO

Psychiatry Physician · Pleasanton, CA

Lisa Rosemary Fazzolari, DO is a psychiatry physician with a practice address in Pleasanton, California, and NPI 1679793269, issued on Apr 26, 2007. Check the license (California 20A8371, 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
1679793269
Name
Lisa Rosemary Fazzolari
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
20A8371 CA
Self-reported in NPPES; status is on the state search
Practice location
5674 Stoneridge Dr, Pleasanton, CA 94588
Phone
(925) 520-0005
Enumerated
Apr 26, 2007
Record last updated
Feb 11, 2022
Medicare enrollment
Enrolled (PECOS I20040611001296); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 1991
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 5674 Stoneridge Dr

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

  1. Miurell AbudCounselor1215271168
  2. Christen Adams, RDRegistered Dietitian1639489685
  3. Amber AguilarPsychiatric/Mental Health Nurse Practitioner1942750393
  4. Kristina AntakiCounselor1154586386
  5. Vandana Aspen, PHDClinical Psychologist1750622437
  6. Richard Barnes, MFTMarriage & Family Therapist1982018297

Verify Lisa Rosemary Fazzolari in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A8371
    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.

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51% fewer Medicare Part D claims than the average psychiatry physician in 2024

494 Medicare Part D claims for 105 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.

  1. Lisa Fazzolari494
  2. Specialty average1,000

Most prescribed

  1. Divalproex Sodium35 claims
  2. Lamotrigine31 claims
  3. Lorazepam29 claims
  4. Risperidone25 claims
  5. Sertraline Hcl24 claims
  6. Duloxetine Hcl21 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncRichmond, CA

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

Lisa Rosemary Fazzolari among 8,673 psychiatry physician records in California

Lisa Rosemary Fazzolari, DO is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.

  • NPI issued2007 · 33% of these records are older, 48% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated1991 · median 2005 among the 3,295 with a school on file
  • Record last updated2022 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Mudassir Ali, M.D.Pleasanton, CA 945881245278548
  2. Dipti Bhakta, MDPleasanton, CA 945881558569400
  3. Laurie Chen, M.D.Pleasanton, CA 945881861689820
  4. Juan De Hoyos, MDPleasanton, CA 945881336181411
  5. Kathryn Econome, MDPleasanton, CA 945881811069636
  6. David Finkelstein, M.D.Pleasanton, CA 945881124179262
  7. Rebecca Hirsch, MDPleasanton, CA 945881033295563
  8. Rim Ibrahim, MDPleasanton, CA 945881861552291

Common questions

What is Lisa Rosemary Fazzolari, DO's NPI number?

Lisa Rosemary Fazzolari, DO's National Provider Identifier (NPI) is 1679793269, issued on Apr 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Rosemary Fazzolari, DO located?

The NPPES record lists a practice address at 5674 Stoneridge Dr, Pleasanton, CA, 94588. Phone: (925) 520-0005. Providers update this record themselves, so call before visiting.

How can I verify Lisa Rosemary Fazzolari, DO's license?

NPPES lists California license number 20A8371, 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 Lisa Rosemary Fazzolari, DO prescribe under Medicare Part D?

In 2024, Lisa Rosemary Fazzolari, DO had 494 Medicare Part D claims for 105 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.