Josiah Hamilton, PA-C
Physician Assistant · Springfield, IL
Josiah Hamilton, PA-C is a physician assistant with a practice address in Springfield, Illinois, and NPI 1265800163, issued on Sep 9, 2015. Check the license (Illinois 085005614, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Josiah Hamilton
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 085005614 IL
Self-reported in NPPES; status is on the state search - Practice location
- 900 N 1St St, Springfield, IL 62702
- Phone
- (217) 528-7541
- Enumerated
- Sep 9, 2015
- Record last updated
- May 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (217) 527-2820
- Medicare enrollment
- Enrolled (PECOS I20150914001065); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →
Also registered at 900 N 1St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Aaron Brewer, M.D.Surgery Physician1679794523
Verify Josiah Hamilton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085005614Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average physician assistant in 2024
488 Medicare Part D claims for 316 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Triamcinolone Acetonide123 claims
- Fluorouracil53 claims
- Hydrocortisone51 claims
- Betamethasone Dipropionate41 claims
- Clobetasol Propionate35 claims
- Clindamycin Phosphate29 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $205.03
10 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Springfield Clinic, LLPSpringfield, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Josiah Hamilton among 4,926 physician assistant records in Illinois
Josiah Hamilton, PA-C is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 36% of them.
- NPI issued2015 · 36% of these records are older, 60% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2015 · median 2019 among the 3,407 with a school on file
- Record last updated2020 · 35% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
103 physician assistant records list a practice address in Springfield
They are 103 of the 4,997 NPPES records with a practice address in Springfield, and 4,926 physician assistant records in Illinois.
All 4,926 in Illinois → Every provider in Springfield → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Brad Albertini, PA-CSpringfield, IL 627021588643902
- Jayson Coble, PA-CSpringfield, IL 627021124014865
- Theresa Durbin, PA-CSpringfield, IL 627021639120967
- Joel Groman, PASpringfield, IL 627021801020078
- Tara Jain, PASpringfield, IL 627021487881009
- Brandon Landsverk, PASpringfield, IL 627021033395009
- Kari Lewis, PA-CSpringfield, IL 627021437553906
- Galina Polevaya, PA-CSpringfield, IL 627021467791194
Common questions
What is Josiah Hamilton, PA-C's NPI number?
Josiah Hamilton, PA-C's National Provider Identifier (NPI) is 1265800163, issued on Sep 9, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Josiah Hamilton, PA-C located?
The NPPES record lists a practice address at 900 N 1St St, Springfield, IL, 62702. Phone: (217) 528-7541. Providers update this record themselves, so call before visiting.
How can I verify Josiah Hamilton, PA-C's license?
NPPES lists Illinois license number 085005614, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Josiah Hamilton, PA-C prescribe under Medicare Part D?
In 2024, Josiah Hamilton, PA-C had 488 Medicare Part D claims for 316 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Josiah Hamilton, PA-C's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.