NPPES file of Aug 9, 2026

Rosanna Duester, PA-C

Physician Assistant · Palo Alto, CA

Rosanna Duester, PA-C is a physician assistant with a practice address in Palo Alto, California, and NPI 1225280159, issued on Oct 22, 2008. Check the license (California 19823, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225280159
Name
Rosanna Duester
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
19823 CA
Self-reported in NPPES; status is on the state search
Practice location
900 Blake Wilbur Dr, Palo Alto, CA 94304
Phone
(650) 736-9578
Enumerated
Oct 22, 2008
Record last updated
Oct 22, 2008 (not updated in 18 years: call before relying on the address or phone)
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 900 Blake Wilbur Dr

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

  1. Steven Binder, O.D.Optometrist1225172182
  2. Andrew Birkeland, M.D.Pediatric Otolaryngology Physician1700149317
  3. Eugene Carragee, M.D.Orthopaedic Surgery of the Spine Physician1881740355
  4. Joshua CarterRegistered Nurse1477419000
  5. Matthew Chang, M.D.Gastroenterology Physician1598949521
  6. Hyeun Sook Chon, NPNurse Practitioner1598217267

Verify Rosanna Duester 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 19823
    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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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 score74.3
  2. Costout of 100 · 30%44.0
  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).

Rosanna Duester among 14,451 physician assistant records in California

Rosanna Duester, PA-C 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 2008, is newer than 22% of them.

  • NPI issued2008 · 22% of these records are older, 75% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2008 · 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).

155 physician assistant records list a practice address in Palo Alto

They are 155 of the 7,617 NPPES records with a practice address in Palo Alto, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Tracy Berggren, PA-CPalo Alto, CA 943041407018468
  2. Camille Bloom, PA-CPalo Alto, CA 943041558670588
  3. Emily Dong, PA-CPalo Alto, CA 943041376853622
  4. Erin Frawley, PAPalo Alto, CA 943041942452149
  5. Jacqueline Julty, PA-CPalo Alto, CA 943041184759649
  6. Clair Kuriakose, PAPalo Alto, CA 943041710141718
  7. Lynn Maestretti, PA-CPalo Alto, CA 943041710150024
  8. Katherine McEvoyPalo Alto, CA 943041952611469

Common questions

What is Rosanna Duester, PA-C's NPI number?

Rosanna Duester, PA-C's National Provider Identifier (NPI) is 1225280159, issued on Oct 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Rosanna Duester, PA-C located?

The NPPES record lists a practice address at 900 Blake Wilbur Dr, Palo Alto, CA, 94304. Phone: (650) 736-9578. Providers update this record themselves, so call before visiting.

How can I verify Rosanna Duester, PA-C's license?

NPPES lists California license number 19823, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

What is Rosanna Duester, PA-C'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.