DR. THOMAS AMMEN SHOWALTER III D.O.
NPI 1780853358
Internal Medicine in Oklahoma City, OK

Active since February 27, 2008PECOS EnrolledAccepts Medicare Assignment
77.69/100
CMS Quality Rating
5915 W MEMORIAL RD, SUITE 200, OKLAHOMA CITY, OK 73142(405) 773-6400(405) 621-5441 Get Directions Write a Review

NPPES record last updated: June 27, 2017. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jun 27, 2017, Feb 8, 2016 (2 updates tracked since 2016).

About Dr. Thomas Ammen Showalter Iii D.o. NPPES

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

DR. THOMAS AMMEN SHOWALTER III D.O. (NPI 1780853358) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (4869) and active in the NPI registry since February 2008. He is enrolled in Medicare PECOS, is affiliated with Integris Bass Baptist Health Center, and is a graduate of Oklahoma State University College Of Osteopathic Medicine (2005).

NPPES Registry Identity

NPI1780853358
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. THOMAS AMMEN SHOWALTER IIICredential: D.O.
Location Address5915 W MEMORIAL RD, SUITE 200Oklahoma City, OK 73142-2021
Mailing Address5300 N Independence Ave, Suite 280Oklahoma City, OK 73112-5556 · (405) 773-6400 · Fax (405) 621-5441
Fax(405) 621-5441
Sole ProprietorNo
Medical School CMSOklahoma State University College Of Osteopathic MedicineGraduated 2005
Enumeration DateFebruary 27, 2008
Last NPPES UpdateJune 27, 20172 updates tracked since enumeration
NPI 1780853358 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in OK · 4869
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

5915 W MEMORIAL RD, Oklahoma City, OK 73142

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

Dr. Thomas Ammen Showalter Iii D.o. 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 ID8527191691
PECOS Enrollment IDI20100727000754
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 8

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
472 services158 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
385 services238 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
107 services44 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
85 services85 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
77 services74 patients
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.
21 services21 patients

Hospital Affiliations CMS Care Compare 5

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

Integris Bass Baptist Health Center

Acute Care Hospitals · Enid, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370016
Location600 South MonroeEnid, OK 73701 · Garfield County
Emergency services Birthing friendly

Integris Baptist Medical Center, Inc

Acute Care Hospitals · Oklahoma City, OK
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370028
Location3300 Northwest ExpresswayOklahoma City, OK 73112 · Oklahoma County
Emergency services Birthing friendly

Integris Southwest Medical Center

Acute Care Hospitals · Oklahoma City, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370106
Location4401 South Western AvenueOklahoma City, OK 73109 · Oklahoma County
Emergency services Birthing friendly

Integris Canadian Valley Hospital

Acute Care Hospitals · Yukon, OK
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370211
Location1201 Health Center ParkwayYukon, OK 73099 · Canadian County
Emergency services Birthing friendly

Integris Health Edmond Hospital

Acute Care Hospitals · Edmond, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370236
Location4801 Integris ParkwayEdmond, OK 73034 · Oklahoma County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73142 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
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
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.

77.69/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.52
Promoting Interoperability100
Improvement Activities40
Cost43.13

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers13 claims13 services$68.16 avg. paid by Medicare
Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier19 claims1,583 services$0.62 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
1 supplier17 claims17 services$18.98 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacist
5915 W MEMORIAL RD, SUITE 110
OKLAHOMA CITY, OK 73142
Internal Medicine (Hematology & Oncology)
5915 W MEMORIAL RD, SUITE 200
OKLAHOMA CITY, OK 73142
Internal Medicine (Hematology & Oncology)
5915 W MEMORIAL RD, SUITE 200
OKLAHOMA CITY, OK 73142
Clinical Nurse Specialist (Oncology)
5915 W MEMORIAL RD, SUITE 200
OKLAHOMA CITY, OK 73142
Dermatology
5915 W MEMORIAL RD, SUITE 300
OKLAHOMA CITY, OK 73142
Family Medicine
5915 W MEMORIAL RD, SUITE 300
OKLAHOMA CITY, OK 73142
Internal Medicine
5915 W MEMORIAL RD, SUITE 300
OKLAHOMA CITY, OK 73142
Family Medicine
5915 W MEMORIAL RD, SUITE 300
OKLAHOMA CITY, OK 73142

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 Thomas Showalter's NPI number?

The NPI number for Thomas Showalter is 1780853358. It was assigned to this individual provider in the NPPES registry on February 27, 2008.

Where is Thomas Showalter located?

Thomas Showalter practices at 5915 W Memorial Rd Suite 200, Oklahoma City, OK 73142. The listed phone number is (405) 773-6400.

What is Thomas Showalter's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Thomas Showalter enrolled in Medicare?

Yes. Thomas Showalter 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 Thomas Showalter accept?

Health plans from Blue Cross and Blue Shield of Oklahoma, CommunityCare, Medica, Mending Health and UnitedHealthcare list Thomas Showalter 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 Thomas Showalter affiliated with any hospitals?

According to CMS data, Thomas Showalter is affiliated with Integris Bass Baptist Health Center, Integris Baptist Medical Center, Inc, Integris Southwest Medical Center, Integris Canadian Valley Hospital and Integris Health Edmond Hospital.

When was this NPI record last updated?

The NPPES record for Thomas Showalter was last updated on June 27, 2017. NPI Profile syncs with the weekly NPPES data releases published by CMS.