Nicholas Joseph Walter, DO
Family Medicine Physician · Mishawaka, IN
Nicholas Joseph Walter, DO is a family medicine physician with a practice address in Mishawaka, Indiana, and NPI 1568099042, issued on Mar 25, 2020. Check the license (Indiana 02007449A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Nicholas Joseph Walter
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 02007449A IN
Self-reported in NPPES; status is on the state search - Practice location
- 420 W 4TH St, Mishawaka, IN 46544
- Phone
- (574) 307-7673
- Enumerated
- Mar 25, 2020
- Record last updated
- Aug 16, 2023
- Medicare enrollment
- Enrolled (PECOS I20231005003247); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2019
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,506 in Indiana → Look up another NPI →
Also registered at 420 W 4TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle AdgalanisAmbulatory Care Pharmacist1679146260
- Sayf Al-Khazraji, ODOptometrist1790461390
- Joshua Avery, FNP-BCFamily Nurse Practitioner1952913279
- Kristen Bree, NPFamily Nurse Practitioner1164591830
- Ceara Burton, FNP-CFamily Nurse Practitioner1710716790
- Rylee Cartales, FNP-CPrimary Care Nurse Practitioner1326939547
Verify Nicholas Joseph Walter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 02007449ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average family medicine physician in 2024
2,380 Medicare Part D claims for 272 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium161 claims
- Amlodipine Besylate115 claims
- Lisinopril97 claims
- Levothyroxine Sodium78 claims
- Rosuvastatin Calcium77 claims
- Ozempic66 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.
Industry payments in 2024: $107.11
5 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Healthlinc IncMishawaka, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Joseph Walter among 3,506 family medicine physician records in Indiana
Nicholas Joseph Walter, DO is one of 3,506 family medicine physician records with a practice address in Indiana. 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2019 · median 2005 among the 2,196 with a school on file
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
48 family medicine physician records list a practice address in Mishawaka
They are 48 of the 1,454 NPPES records with a practice address in Mishawaka, and 3,506 family medicine physician records in Indiana.
All 3,506 in Indiana → Every provider in Mishawaka → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- John Bulger, M.D.Mishawaka, IN 465441821123035
- Joseph Caruso, M.D.Mishawaka, IN 465441598763203
- Shaukat Chaudhry, M.D.Mishawaka, IN 465441871541110
- Dale Deardorff, M.D.Mishawaka, IN 465441043266653
- Janet Galanes, M.D.Mishawaka, IN 465441235178856
- Laura Helman, DOMishawaka, IN 465441558313452
- Katherine Lisoni, MDMishawaka, IN 465441780601351
- Charles Myers, M.D.Mishawaka, IN 465441891781852
Common questions
What is Nicholas Joseph Walter, DO's NPI number?
Nicholas Joseph Walter, DO's National Provider Identifier (NPI) is 1568099042, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Joseph Walter, DO located?
The NPPES record lists a practice address at 420 W 4TH St, Mishawaka, IN, 46544. Phone: (574) 307-7673. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Joseph Walter, DO's license?
NPPES lists Indiana license number 02007449A, 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 Nicholas Joseph Walter, DO prescribe under Medicare Part D?
In 2024, Nicholas Joseph Walter, DO had 2,380 Medicare Part D claims for 272 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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.