WILLIAM TUPPER COULDWELL MD
NPI 1265522858
Neurological Surgery in Salt Lake City, UT

Active since October 13, 2006PECOS EnrolledAccepts Medicare Assignment
175 N MEDICAL DR, SALT LAKE CITY, UT 84112(801) 585-6065(801) 585-6087 Get Directions Write a Review

NPPES record last updated: November 7, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 7, 2025, Nov 12, 2021 (2 updates tracked since 2021).

About William Tupper Couldwell Md NPPES

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

WILLIAM TUPPER COULDWELL MD (NPI 1265522858) is an individual neurological surgery provider in Salt Lake City, Utah, licensed in Utah (5022518-1205) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Utah Hospitals And Clinics, and is a graduate of Other (1984).

NPPES Registry Identity

NPI1265522858
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameWILLIAM TUPPER COULDWELLCredential: MD
Location Address175 N MEDICAL DRSalt Lake City, UT 84112-1103
Mailing Address175 N Medical DrSalt Lake City, UT 84112-1103 · (801) 585-6065 · Fax (801) 585-6087
Fax(801) 585-6087
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateOctober 13, 2006
Last NPPES UpdateNovember 7, 20252 updates tracked since enumeration
NPPES CertifiedNovember 7, 2025
NPI 1265522858 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License Licensed in UT · 5022518-1205
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
175 N MEDICAL DR, Salt Lake City, UT 84112

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

William Tupper Couldwell Md 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 ID9739134008
PECOS Enrollment IDI20050318000877
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 5

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
19 services19 patients
Use of operating microscope 69990
An operating microscope is a device that magnifies small areas, allowing surgeons to see fine details clearly during procedures. It's often used for delicate operations like eye or nerve surgery, improving precision and outcomes.
16 services16 patients
Self soft tissue graft 15769
A self soft tissue graft is a dental procedure where tissue from your own mouth is used to treat areas with gum recession. This can protect roots, reduce sensitivity, and improve gum health. It's a common, safe procedure.
15 services15 patients
Removal of growth or tissue of skull base within brain membrane 61616
This procedure involves the surgical removal of abnormal growth or tissue at the base of the skull within the brain's protective membrane. It helps manage conditions that could impact brain function and overall health.
15 services15 patients
Computer-assisted procedure inside brain 61781
A computer-assisted brain procedure uses advanced technology for precise navigation within the brain. A computer creates a 3D model of your brain to help the surgeon accurately target the area needing treatment, improving safety and effectiveness.
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.

University Of Utah Hospitals And Clinics

Acute Care Hospitals · Salt Lake City, UT
5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number460009
Location50 North Medical DriveSalt Lake City, UT 84132 · Salt Lake County
Emergency services Birthing friendly

St. George Regional Hospital

Acute Care Hospitals · St George, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460021
Location1380 East Medical Center DriveSt George, UT 84790 · Washington County
Emergency services Birthing friendly

St Johns Medical Center

Acute Care Hospitals · Jackson, WY
5/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number530015
Location625 East BroadwayJackson, WY 83001 · Teton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84112 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
$125.70 typical visit price
range $54.34 – $166.03
Typical copayment $31.42 (range $13.58 – $41.50)
Most-billed visit code 99204
Established Patient
$68.01 typical visit price
range $17.23 – $135.20
Typical copayment $17.00 (range $4.30 – $33.80)
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.

Nurse Practitioner (Family)
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Neurological Surgery
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Student in an Organized Health Care Education/Training Program
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Neurological Surgery
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Physical Therapist
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Psychiatry & Neurology (Neurology)
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Nurse Practitioner
175 N MEDICAL DR
SALT LAKE CITY, UT 84112
Psychiatry & Neurology (Neurocritical Care)
175 N MEDICAL DR
SALT LAKE CITY, UT 84112

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 William Couldwell's NPI number?

The NPI number for William Couldwell is 1265522858. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is William Couldwell located?

William Couldwell practices at 175 N Medical Dr, Salt Lake City, UT 84112. The listed phone number is (801) 585-6065.

What is William Couldwell's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is William Couldwell enrolled in Medicare?

Yes. William Couldwell 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 William Couldwell accept?

Health plans from BridgeSpan Health Company, Molina Healthcare, Regence BlueCross BlueShield of Utah, Select Health and University of Utah Health Plans list William Couldwell 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 William Couldwell affiliated with any hospitals?

According to CMS data, William Couldwell is affiliated with University Of Utah Hospitals And Clinics, St. George Regional Hospital and St Johns Medical Center.

When was this NPI record last updated?

The NPPES record for William Couldwell was last updated on November 7, 2025. 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.