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NATHAN ALEXANDER WILLIAMS
NPI 1457781106
Nurse Anesthetist, Certified Registered in Puyallup, WA

Active since November 16, 2013Accepts Medicare Assignment
401 15TH AVE SE, PUYALLUP, WA 98372(253) 697-4000 Get Directions Write a Review

NPPES record last updated: June 5, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 5, 2025, May 27, 2025 (2 updates tracked since 2025).

About Nathan Alexander Williams NPPES

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

NATHAN ALEXANDER WILLIAMS (NPI 1457781106) is an individual nurse anesthetist, certified registered in Puyallup, Washington, licensed in Ohio (COA.15484-NA) and active in the NPI registry since November 2013. He is affiliated with Alamance Regional Medical Center and is a graduate of Other (2006).

NPPES Registry Identity

NPI1457781106
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameNATHAN ALEXANDER WILLIAMS
Location Address401 15TH AVE SEPuyallup, WA 98372-3715
Mailing Address11511 87th Avenue Ct EPuyallup, WA 98373-3891 · (740) 794-0365
Phone(253) 697-4000
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateNovember 16, 2013
Last NPPES UpdateJune 5, 20252 updates tracked since enumeration
NPPES CertifiedJune 5, 2025
✔ NPI 1457781106 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 OH · COA.15484-NA
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 15TH AVE SE, Puyallup, WA 98372
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.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

Nathan Alexander Williams 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 ID7517196272
PECOS Enrollment IDI20250718003330

Medicare Billing Reassignments

7

Medicare enrollment records show Nathan Williams reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rainier Anesthesia Associates PC
0.8 mi
Anesthesiology
400 E PIONEER STE 101
Puyallup, WA 98372
  • Reassigned Medicare billing, Washington enrollment
  • 119 clinicians in this Medicare group
NPI 1487637013 (253) 445-5828
Premier Anesthesia Of Richland A Division Of Premier Anesthesia, LLC
156 mi
Anesthesiology
888 SWIFT BLVD
Richland, WA 99352
  • Reassigned Medicare billing, Washington enrollment
  • 172 clinicians in this Medicare group
NPI 1013940253 (770) 643-5501
Anesthesiology Services Network Ltd
1,962 mi
Anesthesiology
1 WYOMING ST.
Dayton, OH 45409
  • Reassigned Medicare billing, Ohio enrollment
  • 283 clinicians in this Medicare group
NPI 1821076779 (937) 208-4380
Eagle Physicians And Associates PA
2,285 mi
Family Medicine
1510 NC HIGHWAY 68 N
Oak Ridge, NC 27310
  • Reassigned Medicare billing, North Carolina enrollment
  • 179 clinicians in this Medicare group
NPI 1982773206 (336) 644-0111
The Moses H. Cone Memorial Hospital Operating Corporation
2,296 mi
Internal Medicine
509-E NORTH ELAM AVENUE, 3RD FLOOR
Greensboro, NC 27403
  • Reassigned Medicare billing, North Carolina enrollment
  • 835 clinicians in this Medicare group
NPI 1013265909 (336) 832-1970
Amsurg Greensboro Anesthesia LLC
2,297 mi
Nurse Anesthetist, Certified Registered
1593 YANCEYVILLE ST, SUITE 100
Greensboro, NC 27405
  • Reassigned Medicare billing, North Carolina enrollment
  • 38 clinicians in this Medicare group
NPI 1265785281 (336) 553-3190
American Anesthesiology Of North Carolina, PLLC
2,312 mi
Nurse Anesthetist, Certified Registered
1236 HUFFMAN MILL RD, SUITE 2000
Burlington, NC 27215
  • Reassigned Medicare billing, North Carolina enrollment
  • 652 clinicians in this Medicare group
NPI 1053677195 (366) 585-1770

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.
51 services51 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
22 services22 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.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Alamance Regional Medical Center

Acute Care Hospitals · Burlington, NC
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340070
Location1240 Huffman Mill RdBurlington, NC 27216 · Alamance County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98372 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
$130.99 typical visit price
range $57.27 – $172.80
Typical copayment $32.74 (range $14.31 – $43.20)
Most-billed visit code 99204
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
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.

PHUONG MY CHAU PH.D.
Clinical Neuropsychologist
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-2700
GORDON BALDWIN PHARMD
Pharmacist (Oncology)
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-1885
MORGAN JO TAN MD
Psychiatry & Neurology (Neurology)
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-4000
CATHRYN ELIZABETH SHAFFER MSOT
Occupational Therapist
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-1086
DR. JANET JAYSHREE SINGH M.D.
Internal Medicine
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-7655
MICHAEL LEWIS TOWNSEND PT
Physical Therapist
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-2065
RACHEL SINGER PHARMD
Pharmacist
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-4000
DENNIS PHRASAVATH PA-C
Physician Assistant
401 15TH AVE SE
PUYALLUP, WA 98372
Pierce County (253) 697-4000

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 Nathan Williams's NPI number?

The NPI number for Nathan Williams is 1457781106. It was assigned to this individual provider in the NPPES registry on November 16, 2013.

Where is Nathan Williams located?

Nathan Williams practices at 401 15th Ave SE, Puyallup, WA 98372. The listed phone number is (253) 697-4000.

What is Nathan Williams's specialty?

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

Is Nathan Williams enrolled in Medicare?

Yes. Nathan Williams 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 Nathan Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Williams reassigns Medicare benefits to 7 organizations: Rainier Anesthesia Associates PC (Puyallup, WA), Premier Anesthesia Of Richland A Division Of Premier Anesthesia, LLC (Richland, WA), Anesthesiology Services Network Ltd (Dayton, OH), Eagle Physicians And Associates PA (Oak Ridge, NC), The Moses H. Cone Memorial Hospital Operating Corporation (Greensboro, NC) and 2 more organizations, listed in the Medicare section above. 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 Nathan Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathan Williams accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Nathan Williams 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 Nathan Williams affiliated with any hospitals?

According to CMS data, Nathan Williams is affiliated with Alamance Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Nathan Williams was last updated on June 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.