Nathan Ronald Janowicz, PA-C
Medical Physician Assistant · Merrillville, IN
Nathan Ronald Janowicz, PA-C is a medical physician assistant with a practice address in Merrillville, Indiana, and NPI 1700697257, issued on Jan 15, 2025. Check the license with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nathan Ronald Janowicz
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- Practice location
- 9001 Broadway, Merrillville, IN 46410
- Phone
- (219) 795-3360
- Enumerated
- Jan 15, 2025
- Record last updated
- Feb 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20250724000192); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 405 in Indiana → Look up another NPI →
Also registered at 9001 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nathan Ronald Janowicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Bone And Joint Specialists, P.C.Highland, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathan Ronald Janowicz among 405 medical physician assistant records in Indiana
Nathan Ronald Janowicz, PA-C is one of 405 medical physician assistant records with a practice address in Indiana. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 94% of them.
- NPI issued2025 · 94% of these records are older, 2% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2024 · median 2017 among the 268 with a school on file
- Record last updated2026 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Indiana
There are 405 medical physician assistant records in Indiana.
All 405 in Indiana → Every provider in Merrillville → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Olivia Aguilar, PAMerrillville, IN 464101942571724
- Allison Jarrett, PAMerrillville, IN 464101841882834
- Anastacia Mesina, PA-CMerrillville, IN 464101356933428
- Nicole PetersonMerrillville, IN 464101992424048
- Alexandria SnowtonMerrillville, IN 464101245533215
- Gina Ugo-Neff, PA-CMerrillville, IN 464101174511851
- Nancy WheelerMerrillville, IN 464101891096376
- Sarah Ludwigsen, PA-CGary, IN 464061760098719
Common questions
What is Nathan Ronald Janowicz, PA-C's NPI number?
Nathan Ronald Janowicz, PA-C's National Provider Identifier (NPI) is 1700697257, issued on Jan 15, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Ronald Janowicz, PA-C located?
The NPPES record lists a practice address at 9001 Broadway, Merrillville, IN, 46410. Phone: (219) 795-3360. Providers update this record themselves, so call before visiting.
How can I verify Nathan Ronald Janowicz, PA-C's license?
Search the Indiana 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. 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.