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DR. KAREN T SHIRRELL M.D.
NPI 1922009109
Internal Medicine in Carmel, IN

Active since August 10, 2005PECOS EnrolledAccepts Medicare Assignment
13824 MILLSTONE CT, CARMEL, IN 46032(317) 574-9724(317) 466-3091 Get Directions Write a Review

NPPES record last updated: August 31, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 31, 2020, Sep 26, 2016 (2 updates tracked since 2016).

About Dr. Karen T Shirrell M.d. NPPES

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

DR. KAREN T SHIRRELL M.D. (NPI 1922009109) is an individual internal medicine provider in Carmel, Indiana, licensed in Indiana (01036141) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent Carmel, and is a graduate of Indiana University School Of Medicine (1979).

NPPES Registry Identity

NPI1922009109
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. KAREN T SHIRRELLCredential: M.D.
Location Address13824 MILLSTONE CTCarmel, IN 46032-9116
Mailing AddressPo Box 793Greenwood, IN 46142-0793 · (317) 257-2076 · Fax (317) 889-0635
Phone(317) 574-9724
Fax(317) 466-3091
Sole ProprietorYes
Medical School CMSIndiana University School Of MedicineGraduated 1979
Enumeration DateAugust 10, 2005
Last NPPES UpdateAugust 31, 20202 updates tracked since enumeration
NPPES CertifiedAugust 13, 2020
✔ NPI 1922009109 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IN · 01036141
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
13824 MILLSTONE CT, Carmel, IN 46032
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Other Identifiers 2

Medicaid100126690AIN
Other000000087978IN · Anthem

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. Karen T Shirrell M.d. 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 ID244429074
PECOS Enrollment IDI20110111000013
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 3

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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
390 services107 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
160 services63 patients
Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 99344
A new patient home visit is a comprehensive service where a healthcare professional visits your home for about an hour. This visit includes an overall health assessment, discussion about your medical history, and planning for future healthcare needs. The goal is to understand your health status and provide personalized care.
33 services33 patients

Hospital Affiliations CMS Care Compare

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

Ascension St Vincent Carmel

Acute Care Hospitals · Carmel, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150157
Location13500 N Meridian StCarmel, IN 46032 · Hamilton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46032 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
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
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 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers13 claims13 services$12.95 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers13 claims13 services$59.08 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Karen Shirrell's NPI number?

The NPI number for Karen Shirrell is 1922009109. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Where is Karen Shirrell located?

Karen Shirrell practices at 13824 Millstone Ct, Carmel, IN 46032. The listed phone number is (317) 574-9724.

What is Karen Shirrell's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Karen Shirrell enrolled in Medicare?

Yes. Karen Shirrell 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.

Is Karen Shirrell affiliated with any hospitals?

According to CMS data, Karen Shirrell is affiliated with Ascension St Vincent Carmel.

When was this NPI record last updated?

The NPPES record for Karen Shirrell was last updated on August 31, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.