NPPES file of Aug 9, 2026

Vicki Mazzorana, M.D

Emergency Medicine Physician · Mountain View, CA

Vicki Mazzorana, M.D is an emergency medicine physician with a practice address in Mountain View, California, and NPI 1609821180, issued on May 23, 2006. Check the license (California G75596, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609821180
Name
Vicki Mazzorana
Credential
M.D
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
G75596 CA
11460 NV
Self-reported in NPPES; status is on the state search
Practice location
2500 Grant Road, Mountain View, CA 94040
Phone
(650) 940-7055
Enumerated
May 23, 2006
Record last updated
Aug 22, 2024
Medicare enrollment
Enrolled (PECOS I20061020000547); 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.
Download card Updates feed

Also registered at 2500 Grant Road

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

  1. Joan Burg, M.DEmergency Medicine Physician1962457200
  2. Ryan Collins, M.D.Hospitalist Physician1760442958
  3. Erik Davenport, M.DEmergency Medicine Physician1598702714
  4. Alan Gladman, M.DEmergency Medicine Physician1073568333
  5. Kate Gladman, P.A-CPhysician Assistant1699720755
  6. Jonathan Kenyon, M.DEmergency Medicine Physician1881631406

Verify Vicki Mazzorana in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G75596
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

The practice group's MIPS final score for 2023 (Medicare payment program): 68.7 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 score54.3
  2. Costout of 100 · 30%12.0
  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. Fremont Emergency Services Scherr LtdLas Vegas, NV

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

Vicki Mazzorana among 7,751 emergency medicine physician records in California

Vicki Mazzorana, M.D is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1991 · median 2011 among the 4,560 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 emergency medicine physician records list a practice address in Mountain View

They are 28 of the 2,467 NPPES records with a practice address in Mountain View, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Joan Burg, M.DMountain View, CA 940401962457200
  2. Erik Davenport, M.DMountain View, CA 940401598702714
  3. Jonathan Engelhardt, MDMountain View, CA 940401003897117
  4. Dan Fox, M.DMountain View, CA 940401164477428
  5. Alan Gladman, M.DMountain View, CA 940401073568333
  6. Lauren Grossman, MDMountain View, CA 940401891771168
  7. Jonathan Kenyon, M.DMountain View, CA 940401881631406
  8. Gary Klapman, M.DMountain View, CA 940401467407692

Common questions

What is Vicki Mazzorana, M.D's NPI number?

Vicki Mazzorana, M.D's National Provider Identifier (NPI) is 1609821180, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Vicki Mazzorana, M.D located?

The NPPES record lists a practice address at 2500 Grant Road, Mountain View, CA, 94040. Phone: (650) 940-7055. Providers update this record themselves, so call before visiting.

How can I verify Vicki Mazzorana, M.D's license?

NPPES lists California license number G75596, 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.

What is Vicki Mazzorana, M.D's MIPS final score?

The 2023 MIPS final score is 68.7 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.