COLBY ANDREW STACK NP
NPI 1386414878
Nurse Practitioner in Sullivan, MO

Q: What is Colby Stack's NPI number?

The NPI number for Colby Stack is 1386414878. It was assigned to this individual provider in the NPPES registry on January 4, 2024.

Q: What is Colby Stack's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Colby Stack was last updated on September 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since January 04, 2024PECOS EnrolledAccepts Medicare Assignment

751 SAPPINGTON BRIDGE RD, SULLIVAN, MO 63080(573) 468-4186 Get Directions Write a Review

NPPES record last updated: September 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 19, 2025, Apr 10, 2024, Mar 7, 2024 and 1 more (4 updates tracked since 2024).

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About Colby Andrew Stack Np NPPES

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

COLBY ANDREW STACK NP (NPI 1386414878) is an individual nurse practitioner in Sullivan, Missouri, licensed in Missouri (2024000101) and active in the NPI registry since January 2024. He is enrolled in Medicare PECOS, is affiliated with Missouri Baptist Medical Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1386414878

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameCOLBY ANDREW STACKCredential: NP

Location Address751 SAPPINGTON BRIDGE RDSullivan, MO 63080-2354

Mailing Address660 Mason Ridge Center Dr Ste 300Saint Louis, MO 63141-8512 · (618) 463-8500

Phone(573) 468-4186

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateJanuary 4, 2024

Last NPPES UpdateSeptember 19, 20254 updates tracked since enumeration

NPPES CertifiedSeptember 19, 2025

✔ NPI 1386414878 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MO · 2024000101

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.

Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 2024000101 (MO)

751 SAPPINGTON BRIDGE RD, Sullivan, MO 63080

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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

Colby Andrew Stack Np 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 ID648619361

PECOS Enrollment IDI20240415001653

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

58 services57 patients

Hospital Affiliations CMS Care Compare 2

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

Missouri Baptist Medical Center

Acute Care Hospitals · Town And Country, MO

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260108

Location3015 N Ballas RdTown And Country, MO 63131 · St. Louis County

Emergency services Birthing friendly

Missouri Baptist Sullivan Hospital

Critical Access Hospitals · Sullivan, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number261337

Location751 Sappington Bridge RdSullivan, MO 63080 · Franklin County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63080 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

$81.64 typical visit price

range $52.28 – $161.24

Typical copayment $20.41 (range $13.07 – $40.31)

Most-billed visit code 99203

Established Patient

$93.24 typical visit price

range $16.30 – $131.05

Typical copayment $23.31 (range $4.07 – $32.76)

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.

MS. KATE JOANNA RANDOLPH PA

Physician Assistant (Medical)

751 SAPPINGTON BRIDGE RD, DEPT RADIOLOGY
SULLIVAN, MO 63080

Franklin County (314) 996-5170

DAVID J WADDELL MD

Hospitalist