1. Home
  2. Directory
  3. Oklahoma
  4. Tulsa
  5. Nurse Anesthetist Certified Registered
  6. NPI Profile

ZACHARY COLWELL
NPI 1174067094
Nurse Anesthetist, Certified Registered in Tulsa, OK

Active since December 12, 2016Accepts Medicare Assignment
98.67/100
CMS Quality Rating
1120 S UTICA AVE, TULSA, OK 74104(800) 939-7440 Get Directions Write a Review

NPPES record last updated: December 12, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Zachary Colwell NPPES

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

ZACHARY COLWELL (NPI 1174067094) is an individual nurse anesthetist, certified registered in Tulsa, Oklahoma, licensed in Oklahoma (117530) and active in the NPI registry since December 2016. He is affiliated with Ascension St John Medical Center and is a graduate of Other (2021).

NPPES Registry Identity

NPI1174067094
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameZACHARY COLWELL
Location Address1120 S UTICA AVETulsa, OK 74104-4012
Mailing Address6580 Judson RdLongview, TX 75605-7076
Phone(800) 939-7440
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateDecember 12, 2016
✔ NPI 1174067094 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 OK · 117530
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.
1120 S UTICA AVE, Tulsa, OK 74104
Open in Google Maps ↗

Accepted Insurance

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

Zachary Colwell 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 ID5193008639
PECOS Enrollment IDI20170208001108, I20240603001652

Medicare Billing Reassignments

6

Medicare enrollment records show Zachary Colwell reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

H & h Medical Services, Inc
1.1 mi
Nurse Anesthetist, Certified Registered
2811 E 15TH ST STE 101
Tulsa, OK 74104
  • Reassigned Medicare billing, Oklahoma enrollment
  • 22 clinicians in this Medicare group
NPI 1558705046 (918) 935-3200
Premier Anesthesia Management Inc
4.3 mi
Anesthesiology
5801 E 41ST ST STE 801
Tulsa, OK 74135
  • Reassigned Medicare billing, Oklahoma enrollment
  • 5 clinicians in this Medicare group
NPI 1770968810 (918) 504-9686
Integral Anesthesia, LLC
8.7 mi
Anesthesiology
3029 W MAIN ST
Jenks, OK 74037
  • Reassigned Medicare billing, Oklahoma enrollment
  • 199 clinicians in this Medicare group
NPI 1881041515 (918) 701-2300
Cherokee Nation
22 mi
Multi-Specialty
101 S MOORE AVE
Claremore, OK 74017
  • Reassigned Medicare billing, Texas enrollment
  • 1,047 clinicians in this Medicare group
NPI 1497568968 (539) 234-1000
Northstar Anesthesia Of Oklahoma, PLLC
242 mi
Anesthesiology
2000 E LAMAR BLVD STE 400
Arlington, TX 76006
  • Reassigned Medicare billing, Oklahoma enrollment
  • 144 clinicians in this Medicare group
NPI 1043516628 (817) 861-3994
Emergenchealth PLLC
252 mi
Anesthesiology
4100 INTERNATIONAL PLZ STE 800
Fort Worth, TX 76109
  • Reassigned Medicare billing, Oklahoma enrollment
  • 315 clinicians in this Medicare group
NPI 1467970897 (972) 861-1270

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 3

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

Ascension St John Medical Center

Acute Care Hospitals · Tulsa, OK
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370114
Location1923 South Utica AvenueTulsa, OK 74104 · Tulsa County
Emergency services Birthing friendly

Cherokee Nation W W Hastings Indian Hospital

Acute Care Hospitals · Tahlequah, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number370171
Location100 S Bliss AvenueTahlequah, OK 74464 · Cherokee County
Emergency services Birthing friendly

Ascension St John Broken Arrow

Acute Care Hospitals · Broken Arrow, OK
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370235
Location1000 West Boise CircleBroken Arrow, OK 74012 · Tulsa County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74104 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
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$66.48 typical visit price
range $16.68 – $132.40
Typical copayment $16.62 (range $4.17 – $33.10)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.67/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality92.77
Improvement Activities40

Reported Quality Measures

Post-Anesthetic Transfer of Care Measure: Procedure Room to a Post Anesthesia Care Unit (PACU)
Percentage of patients, regardless of age, who are under the care of an anesthesia practitioner and are admitted to a PACU or other non-ICU location in which a post-anesthetic formal transfer of care protocol or checklist which includes the key transfer of…
100%447 patients5/55-star benchmark: 100%
Post-Anesthetic Transfer of Care: Use of Checklist or Protocol for Direct Transfer of Care from Procedure Room to Intensive Care Unit (ICU)
Percentage of patients, regardless of age, who undergo a procedure under anesthesia and are admitted to an Intensive Care Unit (ICU) directly from the anesthetizing location, who have a documented use of a checklist or protocol for the transfer of care from…
100%160 patients
Prevention of Post-Operative Nausea and Vomiting (PONV) - Combination Therapy
Percentage of patients, aged 18 years and older, who undergo a procedure under an inhalational general anesthetic, AND who have three or more risk factors for post-operative nausea and vomiting (PONV), who receive combination therapy consisting of at least…
66%330 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

BRITTANY BENNETT
Dietitian, Registered
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 579-1000
MELISSA ISLAS
Nurse Practitioner (Acute Care)
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 592-0999
ELISSA SY AG-ACNP, APRN-CNP
Nurse Practitioner (Acute Care)
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 579-1000
DR. JULIE CHRISTA DODSON
Emergency Medicine
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 579-1000
CLINTON ALSUP
Nurse Anesthetist, Certified Registered
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (800) 939-7440
LIBERTY PIERCE HUFF APRN-CNP
Nurse Practitioner (Acute Care)
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 579-1263
TULSA - HILLCREST EMERGENCY PHYSICIANS, INC.
Emergency Medicine
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (918) 728-6194
MICHELLE PIERATT
Anesthesiology
1120 S UTICA AVE
TULSA, OK 74104
Tulsa County (361) 949-4976

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 Zachary Colwell's NPI number?

The NPI number for Zachary Colwell is 1174067094. It was assigned to this individual provider in the NPPES registry on December 12, 2016.

Where is Zachary Colwell located?

Zachary Colwell practices at 1120 S Utica Ave, Tulsa, OK 74104. The listed phone number is (800) 939-7440.

What is Zachary Colwell's specialty?

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

Is Zachary Colwell enrolled in Medicare?

Yes. Zachary Colwell 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 Zachary Colwell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Colwell reassigns Medicare benefits to 6 organizations: H & h Medical Services, Inc (Tulsa, OK), Premier Anesthesia Management Inc (Tulsa, OK), Integral Anesthesia, LLC (Jenks, OK), Cherokee Nation (Claremore, OK), Northstar Anesthesia Of Oklahoma, PLLC (Arlington, TX) and 1 more organization, 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 Zachary Colwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Colwell accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Zachary Colwell 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 Zachary Colwell affiliated with any hospitals?

According to CMS data, Zachary Colwell is affiliated with Ascension St John Medical Center, Cherokee Nation W W Hastings Indian Hospital and Ascension St John Broken Arrow.

When was this NPI record last updated?

The NPPES record for Zachary Colwell was last updated on December 12, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.