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PRESTON THOMAS WHITMILL
NPI 1326712183
Physician Assistant in Tulsa, OK

Active since August 05, 2021PECOS EnrolledAccepts Medicare Assignment
1111 W 17TH ST, TULSA, OK 74107(918) 561-1145 Get Directions Write a Review

NPPES record last updated: March 20, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 20, 2026, Aug 5, 2021 (2 updates tracked since 2021).

About Preston Thomas Whitmill NPPES

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

PRESTON THOMAS WHITMILL (NPI 1326712183) is an individual physician assistant in Tulsa, Oklahoma, licensed in Oklahoma (5200) and active in the NPI registry since August 2021. He is enrolled in Medicare PECOS, is affiliated with Ascension St John Jane Phillips, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1326712183
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NamePRESTON THOMAS WHITMILL
Location Address1111 W 17TH STTulsa, OK 74107-1886
Mailing Address1111 W 17th StTulsa, OK 74107-1886 · (918) 561-1145
Phone(918) 561-1145
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateAugust 5, 2021
Last NPPES UpdateMarch 20, 20262 updates tracked since enumeration
NPPES CertifiedMarch 20, 2026
✔ NPI 1326712183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in OK · 5200
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
1111 W 17TH ST, Tulsa, OK 74107
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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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Preston Thomas Whitmill 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 ID446695985
PECOS Enrollment IDI20240223003465
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 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
20 services20 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
12 services12 patients

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 Jane Phillips

Acute Care Hospitals · Bartlesville, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370018
Location3500 East Frank Phillips BoulevardBartlesville, OK 74006 · Washington County
Emergency services Birthing friendly

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

St John Owasso

Acute Care Hospitals · Owasso, OK
OwnershipVoluntary non-profit - Private
CMS Certification Number370227
Location12451 East 100th Street NorthOwasso, OK 74055 · Tulsa County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74107 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
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
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.

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.

GRAHAM NATHAN JAMEISON MAT, ATC
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 237-2828
MARIYA BOBEN
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 582-1972
KARLYN TANZEY
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 582-1972
KAYLEY ANTHAMATTEN
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 582-1972
CHASE YAGER
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (405) 613-1540
MACKENZIE LYNN HATTABAUGH
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 582-1972
ASHLEE EASTMAN
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 805-1752
DAVID ROBERT WAXMAN
Student in an Organized Health Care Education/Training Program
1111 W 17TH ST
TULSA, OK 74107
Tulsa County (918) 582-1972

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 Preston Whitmill's NPI number?

The NPI number for Preston Whitmill is 1326712183. It was assigned to this individual provider in the NPPES registry on August 5, 2021.

Where is Preston Whitmill located?

Preston Whitmill practices at 1111 W 17th St, Tulsa, OK 74107. The listed phone number is (918) 561-1145.

What is Preston Whitmill's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Preston Whitmill enrolled in Medicare?

Yes. Preston Whitmill 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 Preston Whitmill accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Preston Whitmill 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 Preston Whitmill affiliated with any hospitals?

According to CMS data, Preston Whitmill is affiliated with Ascension St John Jane Phillips, Ascension St John Medical Center and St John Owasso.

When was this NPI record last updated?

The NPPES record for Preston Whitmill was last updated on March 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.