William Porter
Internal Medicine Physician · Madison, IN
William Porter is an internal medicine 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
- Internal Medicine Physician 207R00000X
- 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
- Entity
- Type 1 · individual
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, MDSurgery 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
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
346 Medicare Part D claims for 137 beneficiaries, against an average of 2,785 among the 127,794 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 Medicare quality score for 2023: 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, mostly food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Baptist Health Medical Group IncMadisonville, KY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
6 internal medicine physician records list a Madison practice address
They are 6 of the 316 NPPES records with a Madison practice address, and 2,565 internal medicine physician records in Indiana.
All 6 in Madison → All 2,565 in Indiana → Every provider in Madison →
Other internal medicine physician records in Indiana
- Sami Aasar, MDFishers, IN1427086974
- Paolo Abada, MDIndianapolis, IN1780844506
- Asad Abbas, DORichmond, IN1750031092
- Faheem Abbasi, MDIndianapolis, IN1043486343
- Hayder Abbood, MDIndianapolis, IN1922448141
- Simon Abdallah, MDRichmond, IN1952798928
- Ahmed Abdel Rahman, MDIndianapolis, IN1427288604
- Ashraf Abdelhafez, MDGreenwood, IN1780977751
- Eiman AbdelrahmanIndianapolis, IN1306861109
- Nabil AbdoMunster, IN1629226089
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 internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is William Porter's Medicare quality 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.