NATHANIEL ROBERT STEWART MD
NPI 1063773422
Family Medicine in Granger, IN

Q: What is Nathaniel Stewart's NPI number?

The NPI number for Nathaniel Stewart is 1063773422. It was assigned to this individual provider in the NPPES registry on June 1, 2012.

Q: What is Nathaniel Stewart's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Nathaniel Stewart was last updated on June 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 01, 2012PECOS EnrolledAccepts Medicare Assignment

12563 STATE RD 23, GRANGER, IN 46530(574) 335-8300(574) 335-0775 Get Directions Write a Review

NPPES record last updated: June 25, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2024, Jan 9, 2019, Oct 8, 2018 (3 updates tracked since 2018).

On this page

About Nathaniel Robert Stewart Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATHANIEL ROBERT STEWART MD (NPI 1063773422) is an individual family medicine provider in Granger, Indiana, licensed in Indiana (01073332A) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1063773422

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameNATHANIEL ROBERT STEWARTCredential: MD

Location Address12563 STATE RD 23Granger, IN 46530-9226

Mailing Address707 Cedar St Ste 200South Bend, IN 46617-2057

Phone(574) 335-8300

Fax(574) 335-0775

Sole ProprietorNo

Medical School CMSIndiana University School Of MedicineGraduated 2012

Enumeration DateJune 1, 2012

Last NPPES UpdateJune 25, 20243 updates tracked since enumeration

NPPES CertifiedJune 25, 2024

✔ NPI 1063773422 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in IN · 01073332A

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

12563 STATE RD 23, Granger, IN 46530

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Secondary Practice Locations 2

Location 11949 Hospital DrMartinsville, IN 46151-1861 · Phone (765) 342-8383 · Fax (765) 349-8413

Location 21122 S Ironwood DrSouth Bend, IN 46615 · Phone (574) 335-8399 · Fax (574) 335-0786

Other Identifiers 1

Medicaid201087310IN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nathaniel Robert Stewart Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3173751534

PECOS Enrollment IDI20141021002161

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 21

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

586 services342 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

428 services273 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

396 services290 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

248 services145 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

225 services225 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

98 services36 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

88 services88 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

80 services80 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

58 services26 patients

Manual urinalysis test with examination using microscope, non-automated 81000

A manual urinalysis test involves studying a urine sample under a microscope. This non-automated method helps identify any abnormal substances present. It's a useful tool for detecting potential health concerns early. The process is simple and non-invasive.

47 services41 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

39 services35 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

36 services33 patients

Urine microalbumin (protein) analysis 82044

Urine microalbumin analysis is a test that measures the amount of a protein called albumin in your urine. This protein is usually present in very small amounts, but higher levels can indicate kidney issues. The test is non-invasive and involves a simple urine sample.

33 services33 patients

Creatinine level to test for kidney function or muscle injury 82570

A creatinine level test measures the amount of creatinine in your blood. This substance is a waste product from normal muscle use. Higher levels can indicate possible kidney dysfunction or muscle injury. This test helps monitor kidney health.

33 services33 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

32 services32 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

32 services32 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

22 services18 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

19 services17 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

18 services16 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

14 services14 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

14 services14 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Saint Joseph Regional Medical Center

Acute Care Hospitals · Mishawaka, IN

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150012

Location5215 Holy Cross PkwyMishawaka, IN 46545 · St. Joseph County

Emergency services Birthing friendly

Elkhart General Hospital

Acute Care Hospitals · Elkhart, IN

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number150018

Location600 E BlvdElkhart, IN 46514 · Elkhart County

Emergency services Birthing friendly

Memorial Hospital Of South Bend

Acute Care Hospitals · South Bend, IN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150058

Location615 N Michigan StSouth Bend, IN 46601 · St. Joseph County

Emergency services Birthing friendly

Saint Joseph Regional Medical Center - Plymouth

Acute Care Hospitals · Plymouth, IN

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number150076

Location1915 Lake AvePlymouth, IN 46563 · Marshall County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46530 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$82.04 typical visit price

range $53.07 – $161.76

Typical copayment $20.51 (range $13.26 – $40.44)

Most-billed visit code 99203

Established Patient

$94.22 typical visit price

range $16.93 – $132.22

Typical copayment $23.55 (range $4.23 – $33.05)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 13

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

14 suppliers58 claims152 services$6.20 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

4 suppliers11 claims11 services$0.92 avg. paid by Medicare

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

3 suppliers14 claims14 services$36.52 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

1 supplier16 claims31 services$28.45 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

5 suppliers18 claims18 services$56.87 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

4 suppliers21 claims21 services$18.08 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. LEAH NAPOLITANO M.D.

Family Medicine

12563 STATE RD 23
GRANGER, IN 46530

St. Joseph County (574) 335-8300

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nathaniel Stewart's NPI number?

The NPI number for Nathaniel Stewart is 1063773422. It was assigned to this individual provider in the NPPES registry on June 1, 2012.

Where is Nathaniel Stewart located?

Nathaniel Stewart practices at 12563 State Rd 23, Granger, IN 46530. The listed phone number is (574) 335-8300.

What is Nathaniel Stewart's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Nathaniel Stewart enrolled in Medicare?

Yes. Nathaniel Stewart is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Nathaniel Stewart accept?

Health plans from CareSource list Nathaniel Stewart as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Nathaniel Stewart affiliated with any hospitals?

According to CMS data, Nathaniel Stewart is affiliated with Saint Joseph Regional Medical Center, Elkhart General Hospital, Memorial Hospital Of South Bend and Saint Joseph Regional Medical Center - Plymouth.

When was this NPI record last updated?

The NPPES record for Nathaniel Stewart was last updated on June 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.