DIANE STIERWALT CNP
NPI 1194722645
Nurse Practitioner in Saint Louis, MO

Active since June 30, 2005PECOS EnrolledAccepts Medicare Assignment
10012 KENNERLY RD, SUITE 403, SAINT LOUIS, MO 63128(314) 880-6676(314) 842-4372 Get Directions Write a Review

NPPES record last updated: April 7, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Diane Stierwalt Cnp NPPES

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

DIANE STIERWALT CNP (NPI 1194722645) is an individual nurse practitioner in Saint Louis, Missouri, licensed in Illinois (041321448) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS, is affiliated with Pinckneyville Community Hospital, and is a graduate of Other (2003).

NPPES Registry Identity

NPI1194722645
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameDIANE STIERWALTCredential: CNP
Location Address10012 KENNERLY RD, SUITE 403Saint Louis, MO 63128-2197
Mailing Address10012 Kennerly Rd, Suite 403Saint Louis, MO 63128-2197 · (314) 880-6676 · Fax (314) 842-4372
Fax(314) 842-4372
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJune 30, 2005
Last NPPES UpdateApril 7, 2016
NPI 1194722645 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in IL · 041321448
Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

10012 KENNERLY RD, Saint Louis, MO 63128

Other Identifiers 2

Other135330MO · License
Other041321448IL · License

Accepted 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

Diane Stierwalt Cnp 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 ID4082503602
PECOS Enrollment IDI20040312000137, I20040318001518
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

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
17 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Pinckneyville Community Hospital

Critical Access Hospitals · Pinckneyville, IL
OwnershipGovernment - Hospital District or Authority
CMS Certification Number141307
Location5383 State Route 154Pinckneyville, IL 62274 · Perry County
Emergency services

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63128 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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 20

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

Internal Medicine
10012 KENNERLY RD, SUITE 102
SAINT LOUIS, MO 63128
Internal Medicine (Gastroenterology)
10012 KENNERLY RD, SUITE 404
SAINT LOUIS, MO 63128
Nurse Practitioner (Family)
10012 KENNERLY RD, SUITE 300
SAINT LOUIS, MO 63128
Obstetrics & Gynecology
10012 KENNERLY RD, STE 405
SAINT LOUIS, MO 63128
Nurse Practitioner (Adult Health)
10012 KENNERLY RD, SUITE 204
SAINT LOUIS, MO 63128
Surgery
10012 KENNERLY RD, SUITE 406
SAINT LOUIS, MO 63128
Internal Medicine (Cardiovascular Disease)
10012 KENNERLY RD, STE 300
SAINT LOUIS, MO 63128
Internal Medicine (Cardiovascular Disease)
10012 KENNERLY RD, STE 300
SAINT LOUIS, MO 63128

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 Diane Stierwalt's NPI number?

The NPI number for Diane Stierwalt is 1194722645. It was assigned to this individual provider in the NPPES registry on June 30, 2005.

Where is Diane Stierwalt located?

Diane Stierwalt practices at 10012 Kennerly Rd Suite 403, Saint Louis, MO 63128. The listed phone number is (314) 880-6676.

What is Diane Stierwalt's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Diane Stierwalt enrolled in Medicare?

Yes. Diane Stierwalt 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 Diane Stierwalt accept?

Health plans from Anthem Blue Cross and Blue Shield, Medica and UnitedHealthcare list Diane Stierwalt 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 Diane Stierwalt affiliated with any hospitals?

According to CMS data, Diane Stierwalt is affiliated with Pinckneyville Community Hospital and Mercy Hospital South.

When was this NPI record last updated?

The NPPES record for Diane Stierwalt was last updated on April 7, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.