1. Home
  2. Directory
  3. Indiana
  4. Plymouth
  5. Family Medicine
  6. NPI Profile

DR. WILLIAM T. CORRELL D.O.
NPI 1154371581
Family Medicine in Plymouth, IN

Active since May 10, 2006PECOS EnrolledAccepts Medicare Assignment
1919 LAKE AVE STE 106, PLYMOUTH, IN 46563(574) 335-5220(574) 335-0859 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 13, 2026, May 13, 2024, Nov 14, 2023 and 1 more (4 updates tracked since 2019).

About Dr. William T. Correll D.o. NPPES

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

DR. WILLIAM T. CORRELL D.O. (NPI 1154371581) is an individual family medicine provider in Plymouth, Indiana, licensed in Indiana (02007492A) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph Regional Medical Center - Plymouth, and maintains a secondary practice location in Grand Rapids.

NPPES Registry Identity

NPI1154371581
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM T. CORRELLCredential: D.O.
Location Address1919 LAKE AVE STE 106Plymouth, IN 46563-7830
Mailing Address5215 Holy Cross PkwyMishawaka, IN 46545-1469 · (574) 335-8707 · Fax (574) 335-0074
Phone(574) 335-5220
Fax(574) 335-0859
Sole ProprietorNo
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 1999
Enumeration DateMay 10, 2006
Last NPPES UpdateJanuary 13, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2026
✔ NPI 1154371581 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in IN · 02007492A✔ Licensed in MI · 5101014163
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.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 5101014163DO (MI)
1919 LAKE AVE STE 106, Plymouth, IN 46563
Open in Google Maps ↗

Secondary Practice Location 1

Location 12332 Alpine Ave NWGrand Rapids, MI 49544-1955 · Phone (616) 391-6220 · Fax (616) 391-6218

Other Identifiers 8

Medicaid300082849IN
Medicaid4849184MI
Medicaid4849193MI
Other1022813MI · Mhp Han Individual
Medicaid4963714MI
Other080D410020MI · Bdbsm Com Blue
Medicaid4849166MI
Other1022851MI · Mhp Han Group

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

Dr. William T. Correll D.o. 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 ID5799750618
PECOS Enrollment IDI20040901001286, I20231115001998
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 6

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.
92 services89 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.
32 services15 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.
22 services20 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.
21 services21 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
21 services21 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.
17 services15 patients

Hospital Affiliations CMS Care Compare

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

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 46563 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.

Other Providers at the Same Location NPPES 2

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

BREANNA KARTES NP
Nurse Practitioner (Family)
1919 LAKE AVE STE 106
PLYMOUTH, IN 46563
Marshall County (574) 335-5220
GLENDA ENSWEILER NP
Nurse Practitioner (Family)
1919 LAKE AVE STE 106
PLYMOUTH, IN 46563
Marshall County (574) 335-5220

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 William Correll's NPI number?

The NPI number for William Correll is 1154371581. It was assigned to this individual provider in the NPPES registry on May 10, 2006.

Where is William Correll located?

William Correll practices at 1919 Lake Ave Ste 106, Plymouth, IN 46563. The listed phone number is (574) 335-5220.

What is William Correll's specialty?

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

Is William Correll enrolled in Medicare?

Yes. William Correll 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 William Correll accept?

Health plans from CareSource list William Correll 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 William Correll affiliated with any hospitals?

According to CMS data, William Correll is affiliated with Saint Joseph Regional Medical Center - Plymouth.

When was this NPI record last updated?

The NPPES record for William Correll was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.