Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1063411825 Individual Practitioner Male Practitioner

Dr. John Robert Ashley , MD

Dermatology • Tulsa, OK

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Ashley, MD is a certified Dermatology practicing in Tulsa, OK. With approximately 45 years of clinical experience since graduating from University Of Oklahoma College Of Medicine in 1981, Dr. Ashley delivers high-quality medical care to the local community at 6565 S YALE AVE STE 1200.

Dr. Ashley is affiliated with Warren Clinic Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, destruction of skin growth, destruction of precancer skin growth, 2-14 growths. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

6565 S Yale Ave Ste 1200

Tulsa, OK 741368313

Telephone 9185023376
Fax 9188571961
Associated Practice Facility / Clinic
🏢 Warren Clinic Inc Facility NPI 1285356998

Medicare Profile & Education

Medical School

University Of Oklahoma College Of Medicine

Graduation Year

1981

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Tulsa, OK

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
45 Yrs +19.8 yrs vs City Avg
City Avg: 25.2 Yrs
State Avg: 25.9 Yrs
Regional Practice Density
35 Specialists

Practicing in Tulsa, OK (129 Statewide)

Telehealth Adoption Rate
2.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
63.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ashley (45 Years) 45 Yrs
Tulsa Specialty Average (25.2 Years) 25.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes
864 618 $151.32 $83.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
498 447 $93.37 $52.01
17000 Destruction of skin growth
485 395 $153.00 $56.27
17003 Destruction of precancer skin growth, 2-14 growths
430 213 $16.00 $5.99
11102 Tangential biopsy of single skin lesion
192 178 $232.00 $89.27
99202 New patient office or other outpatient visit, typically 20 minutes
113 113 $146.00 $66.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
96 96 $208.00 $102.45
11104 Punch biopsy, first skin growth
69 68 $292.00 $112.55
17110 Destruction of up to 14 skin growths
48 47 $229.00 $99.33
11103 Biopsy of related skin growth, each additional growth
41 34 $125.00 $45.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
32 25 $213.84 $116.17
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm
31 31 $707.00 $270.39
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg
24 14 $4.00 $0.95
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm
19 19 $580.00 $111.21
11105 Punch biopsy, each additional skin growth
16 15 $144.00 $53.75
11642 Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm
14 13 $636.00 $122.21
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm
14 12 $351.00 $83.82
12052 Repair of wound (2.6 to 5.0 centimeters) of face, ears, eyelids, nose, lips, and/or mouth
12 11 $631.00 $285.80
12031 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less
11 11 $520.18 $214.93
69100 Biopsy of ear
11 11 $230.00 $86.60

Medical Specialties & State Licenses

CMS Verified: 2021-10-12
Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License OK 13846

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
100123530C (OK)

Hospital & Practice Group Affiliations

Warren Clinic Inc

6600 S Yale Ave, Tulsa, OK 741363331

Phone: 9184886000

Warren Clinic Inc

6161 S Yale Ave, Tulsa, OK 741361902

Phone: 9185024720

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

7 Associated Practitioners
Anne Edmonds , PA-C

Physician Assistant - Surgical

NPI 1003352543

Physician Assistant (Certified)

Tara Linville , PA-C

Physician Assistant - Medical

NPI 1013994458

Physician Assistant (Certified)

Taylor Eves

Physician Assistant

NPI 1225428063
NPI 1346476975

Doctor of Medicine (M.D.)

Valerie Terrell , PA-C

Physician Assistant

NPI 1831697747

Physician Assistant (Certified)

NPI 1912526401

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
📍
Updated Practice Location October 12, 2021

Registered at 6565 S YALE AVE STE 1200, TULSA, OK 741368313 (Tel: 9185023376)

📍
Updated Business Mailing Address October 12, 2021

Registered at 6600 S YALE AVE STE 1400, TULSA, OK 741363331 (Tel: 9185023376)

📍
Updated Practice Location May 14, 2018

Registered at 6160 S YALE AVE, TULSA, OK 74136 (Tel: 9184973002)

📍
Updated Business Mailing Address May 14, 2018

Registered at 6600 S YALE AVE STE 1200, TULSA, OK 741363361 (Tel: 9184886045)

NPI Profile Active February 29, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location February 29, 2008

Registered at 6160 S YALE AVE, TULSA, OK 741361930 (Tel: 9184973002)

📍
Updated Business Mailing Address February 29, 2008

Registered at 6600 S YALE AVE, STE 1400, TULSA, OK 741363310 (Tel: 9184886001)

👤
Provider Name / Credentials Updated February 29, 2008

Recorded as JOHN ASHLEY, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 29, 2008

Dermatology (License #13846 in OK)

🟢
Initial NPI Registration & Enumeration July 14, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1063411825
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 14, 2005
Last Update: October 12, 2021
Sole Proprietor: No

Mailing Address

6600 S Yale Ave Ste 1400

Tulsa, OK 741363331

Phone: 9185023376

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.