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SCOTT ADAM OSWALD
NPI 1255840245
Nurse Anesthetist, Certified Registered in Watertown, SD

Active since September 22, 2017Accepts Medicare Assignment
401 9TH AVE NW, WATERTOWN, SD 57201(605) 882-7000 Get Directions Write a Review

NPPES record last updated: January 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 6, 2026, Sep 22, 2017 (2 updates tracked since 2017).

About Scott Adam Oswald NPPES

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

SCOTT ADAM OSWALD (NPI 1255840245) is an individual nurse anesthetist, certified registered in Watertown, South Dakota, licensed in South Dakota (CR000950) and active in the NPI registry since September 2017. He is affiliated with Prairie Lakes Healthcare System, Inc and is a graduate of Other (2017).

NPPES Registry Identity

NPI1255840245
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameSCOTT ADAM OSWALD
Location Address401 9TH AVE NWWatertown, SD 57201-1548
Mailing Address401 9th Ave NwWatertown, SD 57201-1548 · (605) 882-7000
Phone(605) 882-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateSeptember 22, 2017
Last NPPES UpdateJanuary 6, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 6, 2026
✔ NPI 1255840245 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in SD · CR000950
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
401 9TH AVE NW, Watertown, SD 57201
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Avera Health Plans, Wellmark Health Plan of Iowa, Inc., Wellmark of South Dakota, Inc..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

Scott Adam Oswald 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 ID4183980683
PECOS Enrollment IDI20171116002276

Medicare Billing Reassignments

5

Medicare enrollment records show Scott Oswald reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Prairie Lakes Health Care System Inc
Same address
Rural
401 9TH AVE NW
Watertown, SD 57201
  • Reassigned Medicare billing, South Dakota enrollment
  • 109 clinicians in this Medicare group
NPI 1720166002 (605) 882-7000
Huron Regional Medical Center
42 mi
Critical Access
306 PRAIRIE AVE SW
De Smet, SD 57231
  • Reassigned Medicare billing, South Dakota enrollment
  • Also billed through NPI 1154312429 (South Dakota)
  • 120 clinicians in this Medicare group
NPI 1841271186 (605) 854-3329
Sioux Falls Specialty Hospital, LLP
97 mi
Special Hospital
910 E 20TH ST
Sioux Falls, SD 57105
  • Reassigned Medicare billing, South Dakota enrollment
  • 66 clinicians in this Medicare group
NPI 1316946809 (605) 334-6730
Avera St. Mary's
163 mi
Physical Therapist
1211 E WELLS AVE
Pierre, SD 57501
  • Reassigned Medicare billing, South Dakota enrollment
  • Medicare enrollment name: Avera St Marys
  • 197 clinicians in this Medicare group
NPI 1972082683 (605) 224-3100
Black Hills Surgical Hospital, LLP
305 mi
Surgery
1868 LOMBARDY DR
Rapid City, SD 57703
  • Reassigned Medicare billing, South Dakota enrollment
  • Also billed through NPI 1376896621 (South Dakota)
  • 161 clinicians in this Medicare group
NPI 1417304924 (605) 721-4900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
19 services19 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
15 services15 patients
Anesthesia for procedure for total knee joint replacement 01402
Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.
13 services13 patients

Hospital Affiliations CMS Care Compare 3

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, SD
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number430005
Location401 9th Avenue NW Post Office Box 1210Watertown, SD 57201 · Codington County
Emergency services Birthing friendly

Black Hills Surgical Hospital LLP

Acute Care Hospitals · Rapid City, SD
OwnershipProprietary
CMS Certification Number430091
Location216 Anamaria DrRapid City, SD 57703 · Pennington County

Huron Regional Medical Center

Critical Access Hospitals · Huron, SD
OwnershipVoluntary non-profit - Private
CMS Certification Number431335
Location172 Fourth Street SEHuron, SD 57350 · Beadle County
Emergency services

Physician 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.

New Patient
$126.78 typical visit price
range $55.52 – $167.23
Typical copayment $31.69 (range $13.88 – $41.80)
Most-billed visit code 99204
Established Patient
$69.20 typical visit price
range $18.08 – $137.08
Typical copayment $17.30 (range $4.52 – $34.27)
Most-billed visit code 99213
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.

MRS. JACKLYN ANN KARLI CNP
Nurse Practitioner (Adult Health)
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7953
DAVID DANIEL FEIST PA-C
Physician Assistant (Medical)
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7000
DR. SALEM N MAALIKI MD
Internal Medicine (Interventional Cardiology)
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7953
GERALD M RIEBER MD
Orthopaedic Surgery
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-2630
KEVIN DANIEL ROARK CRNA
Nurse Anesthetist, Certified Registered
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7000
JARED DAMIAN MURPHY CRNA
Nurse Anesthetist, Certified Registered
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7000
HENRY P VOSS CRNA
Nurse Anesthetist, Certified Registered
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7000
MRS. KIRSTEN ELIZABETH TITZE BLACKWELL M.S., CCC-SLP
Speech-Language Pathologist
401 9TH AVE NW
WATERTOWN, SD 57201
Codington County (605) 882-7700

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 Scott Oswald's NPI number?

The NPI number for Scott Oswald is 1255840245. It was assigned to this individual provider in the NPPES registry on September 22, 2017.

Where is Scott Oswald located?

Scott Oswald practices at 401 9th Ave NW, Watertown, SD 57201. The listed phone number is (605) 882-7000.

What is Scott Oswald's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Scott Oswald enrolled in Medicare?

Yes. Scott Oswald 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 organizations bill Medicare for Scott Oswald's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Scott Oswald reassigns Medicare benefits to 5 organizations: Prairie Lakes Health Care System Inc (Watertown, SD), Huron Regional Medical Center (De Smet, SD), Sioux Falls Specialty Hospital, LLP (Sioux Falls, SD), Avera St. Mary's (Pierre, SD) and Black Hills Surgical Hospital, LLP (Rapid City, SD). Each 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 Scott Oswald's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Scott Oswald accept?

Health plans from Avera Health Plans, Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list Scott Oswald 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 Scott Oswald affiliated with any hospitals?

According to CMS data, Scott Oswald is affiliated with Prairie Lakes Healthcare System, Inc, Black Hills Surgical Hospital LLP and Huron Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Scott Oswald was last updated on January 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.