ADRIENNE BAK NP
NPI 1316739550
Nurse Practitioner - Family in Watertown, SD
About Adrienne Bak Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADRIENNE BAK NP (NPI 1316739550) is an individual family provider in Watertown, South Dakota, licensed in South Dakota (CP003740) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS, is affiliated with Prairie Lakes Healthcare System, Inc, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Adrienne Bak 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.
Medicare Billing Reassignment
Medicare enrollment records show Adrienne Bak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Watertown, SD 57201
- Reassigned Medicare billing, South Dakota enrollment
- 109 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Prairie Lakes Healthcare System, Inc
Acute Care Hospitals · Watertown, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
WATERTOWN, SD 57201
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 Adrienne Bak's NPI number?
The NPI number for Adrienne Bak is 1316739550. It was assigned to this individual provider in the NPPES registry on May 22, 2025.
Where is Adrienne Bak located?
Adrienne Bak practices at 506 1st Ave SE, Watertown, SD 57201. The listed phone number is (605) 886-8482.
What is Adrienne Bak's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Adrienne Bak enrolled in Medicare?
Yes. Adrienne Bak 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.
Which organization bills Medicare for Adrienne Bak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Adrienne Bak reassigns Medicare benefits to Prairie Lakes Health Care System Inc (Watertown, SD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Adrienne Bak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Adrienne Bak accept?
Health plans from Avera Health Plans, Sanford Health Plan and Wellmark of South Dakota, Inc. list Adrienne Bak 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 Adrienne Bak affiliated with any hospitals?
According to CMS data, Adrienne Bak is affiliated with Prairie Lakes Healthcare System, Inc.
When was this NPI record last updated?
The NPPES record for Adrienne Bak was last updated on July 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Adrienne Bak, NP · NPI 1316739550
Family physician in Watertown, South Dakota. Individual provider, active in the CMS NPPES registry since May 22, 2025.
## Identity
- **NPI:** 1316739550 (Entity type: Individual)
- **Enumerated:** May 22, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** CP003740 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 506 1ST AVE SE, Watertown, SD 57201-4402
- **Phone:** (605) 886-8482
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Prairie Lakes Health Care System Inc (NPI 1396525143, Watertown, SD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** July 21, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1316739550) · Data from the CMS NPPES public registry.