William Porter
Radiation Oncology Physician · Madison, IN
William Porter is a radiation oncology physician with a practice address in Madison, Indiana, and NPI 1245530203, issued on Oct 25, 2010. Check the license (Indiana 01075594A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- William Porter
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- 01075594A IN
57018444 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1373 E SR 62, Madison, IN 47250
- Phone
- (812) 801-0603
- Enumerated
- Oct 25, 2010
- Record last updated
- Dec 8, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (812) 801-0589
- Medicare enrollment
- Enrolled (PECOS I20190531001290); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 135 in Indiana → Look up another NPI →
Also registered at 1373 E SR 62
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jenna Ali, M.DPediatrics Physician1326467523
- Jamie Baker, FNPFamily Nurse Practitioner1124541545
- Robert Ellis, M.D.Family Medicine Physician1316976855
- Edward Kubek, MDPlastic Surgery Physician1992906382
- Melissa Meyer, FNP-CFamily Nurse Practitioner1871033845
- Panna Patel, M.D.Internal Medicine Physician1891891123
Verify William Porter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01075594ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average radiation oncology physician in 2024
346 Medicare Part D claims for 137 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 57 claims were for opioids.
Most prescribed
- Ciprofloxacin Hcl33 claims
- Tamsulosin Hcl29 claims
- Hydrocodone-Acetaminophen27 claims
- Dexamethasone19 claims
- Levothyroxine Sodium19 claims
- Nystatin17 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.
The MIPS final score for 2023 (Medicare payment program): 95.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $100.55
1 payment: food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 3,275 providers of this specialty with any payment received $1,897.85 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
- Baptist Health Medical Group IncMadisonville, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Porter among 135 radiation oncology physician records in Indiana
William Porter is one of 135 radiation oncology physician records with a practice address in Indiana. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 73% of them.
- NPI issued2010 · 73% of these records are older, 22% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2010 · median 2002 among the 103 with a school on file
- Record last updated2020 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Indiana
There are 135 radiation oncology physician records in Indiana.
All 135 in Indiana → Every provider in Madison → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Eileen McGarvey, M.D.Madison, IN 472501356373526
- Robert Barriger, M.D.Seymour, IN 472741740448240
- Mark Henderson, M.D.Columbus, IN 472011841370707
- Junaid Pasha, M.DColumbus, IN 472011659513711
- Samantha Freije, MDMuncie, IN 473031376003954
- Jason Hinton, MD PHARMDMuncie, IN 473031609138395
- Yunjie Lin, MDMuncie, IN 473031053405209
- Anthony Tilmans, MDMuncie, IN 473031275635260
Common questions
What is William Porter's NPI number?
William Porter's National Provider Identifier (NPI) is 1245530203, issued on Oct 25, 2010. An NPI identifies a provider in billing; it is not a license.
Where is William Porter located?
The NPPES record lists a practice address at 1373 E SR 62, Madison, IN, 47250. Phone: (812) 801-0603. Providers update this record themselves, so call before visiting.
How can I verify William Porter's license?
NPPES lists Indiana license number 01075594A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Porter prescribe under Medicare Part D?
In 2024, William Porter had 346 Medicare Part D claims for 137 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is William Porter's MIPS final score?
The 2023 MIPS final score is 95.5 of 100. 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.