DR. AARON J KELKHOFF MD
NPI 1598007478
Internal Medicine - Advanced Heart Failure and Transplant Cardiology in Tulsa, OK

Q: What is Aaron Kelkhoff's NPI number?

The NPI number for Aaron Kelkhoff is 1598007478. It was assigned to this individual provider in the NPPES registry on March 19, 2013.

Q: What is Aaron Kelkhoff's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Advanced Heart Failure and Transplant Cardiology, with taxonomy code 207RA0001X.

Q: When was this NPI record last updated?

The NPPES record for Aaron Kelkhoff was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since March 19, 2013PECOS EnrolledAccepts Medicare Assignment

79.39/100

CMS Quality Rating

6151 S YALE AVE STE 100A, TULSA, OK 74136(918) 494-8500 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 14, 2026, Jun 6, 2023, Jan 13, 2021 and 5 more (8 updates tracked since 2017).

On this page

About Dr. Aaron J Kelkhoff Md NPPES

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

DR. AARON J KELKHOFF MD (NPI 1598007478) is an individual advanced heart failure and transplant cardiology provider in Tulsa, Oklahoma, licensed in Oklahoma (36992) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS, is affiliated with Saint Francis Hospital Muskogee, and is a graduate of University Of Arkansas College Of Medicine (2013).

NPPES Registry Identity

NPI1598007478

Entity TypeIndividualMale

Primary Taxonomy207RA0001X

Provider Legal NameDR. AARON J KELKHOFFCredential: MD

Location Address6151 S YALE AVE STE 100ATulsa, OK 74136-1929

Mailing Address6151 S Yale Ave Ste 100aTulsa, OK 74136-1929 · (918) 494-8500 · Fax (918) 307-5578

Phone(918) 494-8500

Sole ProprietorNo

Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 2013

Enumeration DateMarch 19, 2013

Last NPPES UpdateApril 14, 20268 updates tracked since enumeration

NPPES CertifiedApril 14, 2026

✔ NPI 1598007478 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Advanced Heart Failure and Transplant CardiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RA0001X

License✔ Licensed in OK · 36992

Definition

Specialists in Advanced Heart Failure and Transplant Cardiology would participate in the inpatient and outpatient management of patients with advanced heart failure across the spectrum from consideration for high-risk cardiac surgery, cardiac transplantation, or mechanical circulatory support, to pre-and post-operative evaluation and management of patients with cardiac transplants and mechanical support devices, and end-of-life care for patients with end-stage heart failure.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 36992 (OK)

6151 S YALE AVE STE 100A, Tulsa, OK 74136

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Other Identifiers 1

Medicaid200940350AOK

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, CommunityCare, Mending Health.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. Aaron J Kelkhoff 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 ID4688975188

PECOS Enrollment IDI20201111001856

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 26

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

2,023 services1,676 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

647 services635 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.

258 services201 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

158 services158 patients

Mri scan of blood flow of heart 75565

An MRI scan of the heart's blood flow is a non-invasive imaging technique. It uses a magnetic field and radio waves to create detailed images of your heart and its blood vessels. This helps in diagnosing conditions like blockages or abnormalities.

119 services118 patients

Mri scan of heart before and after contrast 75561

An MRI scan of the heart with contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed pictures of your heart. The contrast dye improves the clarity of these images. This test helps in diagnosing heart conditions.

109 services108 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

85 services85 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

84 services84 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

80 services79 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

75 services75 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

75 services73 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

73 services71 patients

Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan 78431

This is a diagnostic test where a tiny amount of radioactive material is used to examine your heart's blood flow at rest & during stress, alongside a CT scan for detailed images. It helps identify any heart-related issues like blockages or damage.

67 services67 patients

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.

54 services39 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.

48 services30 patients

Mri scan of blood vessels of chest 71555

An MRI scan of the chest blood vessels is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the vessels in your chest. This helps in detecting any abnormalities or diseases. It's a safe procedure with minimal discomfort.

44 services38 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

44 services37 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

40 services27 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.

33 services33 patients

Nuclear medicine study, spect imaging, 1 area or single acquisition, single day imaging 78803

A nuclear medicine study with SPECT involves a safe, small amount of radioactive substance to help visualize body organs. SPECT, or Single Photon Emission Computed Tomography, creates detailed 3D images. This helps doctors diagnose and monitor conditions in a specific body area.

32 services32 patients

Ct scan of heart with evaluation of blood vessel calcium 75571

A CT scan of the heart with evaluation of blood vessel calcium is a non-invasive test that uses X-rays to create detailed images of your heart. It helps in detecting and measuring calcium-containing plaque in the arteries, which can indicate heart disease.

29 services29 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

25 services25 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

20 services20 patients

Ultrasound of one leg arteries or artery grafts 93926

An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.

15 services15 patients

Ct scan of blood vessels and grafts of heart with contrast 75574

A CT scan of the heart's blood vessels and grafts with contrast is a diagnostic test. A special dye (contrast) is injected into your veins, which helps create clear images of your heart's vessels and grafts. This helps doctors detect blockages or other abnormalities.

12 services12 patients

Complete ultrasound of abdomen and pelvis artery and vein blood flow 93975

This procedure uses sound waves to create images of your abdomen and pelvis, specifically focusing on the arteries and veins. It helps in assessing the blood flow and detecting any abnormalities, ensuring your overall well-being.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Saint Francis Hospital Muskogee

Acute Care Hospitals · Muskogee, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370025

Location300 Rockefeller DriveMuskogee, OK 74401 · Muskogee County

Emergency services Birthing friendly

Saint Francis Hospital, Inc

Acute Care Hospitals · Tulsa, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370091

Location6161 South YaleTulsa, OK 74136 · 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

Saint Francis Hospital South, LLC

Acute Care Hospitals · Tulsa, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370218

Location10501 East 91st Street SouthTulsa, OK 74133 · Tulsa County

Emergency services Birthing friendly

Saint Francis Hospital Vinita, Inc

Acute Care Hospitals · Vinita, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370237

Location735 North Foreman StreetVinita, OK 74301 · Craig County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74136 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.

79.39/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

77.76

Promoting Interoperability

Improvement Activities

Cost

54.37

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.

SARAH ANNE SHAW-DRESSLER D.O.

Internal Medicine (Cardiovascular Disease)