Judith Marie Carlson, PA-C
Physician Assistant · Palo Alto, CA
Judith Marie Carlson, PA-C is a physician assistant with a practice address in Palo Alto, California, and NPI 1134907165, issued on Sep 20, 2023. Check the license (California 66342, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Judith Marie Carlson
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 66342 CA
Self-reported in NPPES; status is on the state search - Practice location
- 725 Welch RD, Palo Alto, CA 94304
- Phone
- (650) 497-8000
- Enumerated
- Sep 20, 2023
- Record last updated
- Dec 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20251003003668); may accept Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2025
- Entity
- Type 1 · individual
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Also registered at 725 Welch RD
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Verify Judith Marie Carlson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 66342Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Judith Marie Carlson among 14,451 physician assistant records in California
Judith Marie Carlson, 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 not. Its NPI, issued in 2023, is newer than 80% of them.
- NPI issued2023 · 80% of these records are older, 13% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2025 · median 2018 among the 7,214 with a school on file
- Record last updated2025 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 14,451 in California → Every provider in Palo Alto → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Tracy Berggren, PA-CPalo Alto, CA 943041407018468
- Camille Bloom, PA-CPalo Alto, CA 943041558670588
- Emily Dong, PA-CPalo Alto, CA 943041376853622
- Rosanna Duester, PA-CPalo Alto, CA 943041225280159
- Erin Frawley, PAPalo Alto, CA 943041942452149
- Jacqueline Julty, PA-CPalo Alto, CA 943041184759649
- Clair Kuriakose, PAPalo Alto, CA 943041710141718
- Lynn Maestretti, PA-CPalo Alto, CA 943041710150024
Common questions
What is Judith Marie Carlson, PA-C's NPI number?
Judith Marie Carlson, PA-C's National Provider Identifier (NPI) is 1134907165, issued on Sep 20, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Judith Marie Carlson, PA-C located?
The NPPES record lists a practice address at 725 Welch RD, Palo Alto, CA, 94304. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.
How can I verify Judith Marie Carlson, PA-C's license?
NPPES lists California license number 66342, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.