Chloe C. Loken, PA
Physician Assistant · Madison, WI
Chloe C. Loken, PA is a physician assistant with a practice address in Madison, Wisconsin, and NPI 1396470837, issued on Jul 19, 2022. Check the license (Wisconsin 5850, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chloe C. Loken
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 5850 WI
Self-reported in NPPES; status is on the state search - Practice location
- 4602 Eastpark Blvd, Madison, WI 53718
- Phone
- (608) 263-7540
- Enumerated
- Jul 19, 2022
- Record last updated
- Feb 15, 2024
- Medicare enrollment
- Enrolled (PECOS I20220817003864); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 4602 Eastpark Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Chloe C. Loken in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 5850Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average physician assistant in 2024
30 Medicare Part D claims for 22 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
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): 77.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Wisconsin Medical Foundation IncMadison, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chloe C. Loken among 3,475 physician assistant records in Wisconsin
Chloe C. Loken, PA is one of 3,475 physician assistant records with a practice address in Wisconsin. 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 2022, is newer than 80% of them.
- NPI issued2022 · 80% of these records are older, 14% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2022 · median 2016 among the 2,491 with a school on file
- Record last updated2024 · 38% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
396 physician assistant records list a practice address in Madison
They are 396 of the 15,014 NPPES records with a practice address in Madison, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in Madison → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Marcia Bolles, PA-CMadison, WI 537181003198029
- Robyn Brown, PA-CMadison, WI 537181083781876
- Laura Dhanansayan, PA-CMadison, WI 537181760613582
- Leslie Goodavish, MMS PACMadison, WI 537181730141987
- Mary Grell, PAMadison, WI 537181306865654
- Sarah Hittner, PAMadison, WI 537181265639272
- Ryan Ho-Leon, P.A.Madison, WI 537181376854166
- Erika Hoffmann, P.A.-C.Madison, WI 537181144457003
Common questions
What is Chloe C. Loken, PA's NPI number?
Chloe C. Loken, PA's National Provider Identifier (NPI) is 1396470837, issued on Jul 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Chloe C. Loken, PA located?
The NPPES record lists a practice address at 4602 Eastpark Blvd, Madison, WI, 53718. Phone: (608) 263-7540. Providers update this record themselves, so call before visiting.
How can I verify Chloe C. Loken, PA's license?
NPPES lists Wisconsin license number 5850, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Chloe C. Loken, PA prescribe under Medicare Part D?
In 2024, Chloe C. Loken, PA had 30 Medicare Part D claims for 22 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Chloe C. Loken, PA's MIPS final score?
The 2023 MIPS final score is 77.4 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.