Active NPI 1386050441 Individual Practitioner Male Practitioner

John Ross Williamson , APRN, NP-C

Nurse Practitioner • Cordell, OK

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

John Williamson, APRN, NP-C is a certified Nurse Practitioner practicing in Cordell, OK. With approximately 12 years of clinical experience since completing medical education in 2014, John Williamson delivers high-quality medical care to the local community at 1220 N GLENN ENGLISH ST.

John Williamson maintains professional affiliations with Clinton Hospital Authority, Emergency Physicians Of Mid-America Pc, Midwest Hospital Medicine Associates Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making, emergency department visit for life threatening or functioning severity. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1220 N Glenn English St

Cordell, OK 736322010

Telephone 5808323339

Associated Practice Facility / Clinic

🏢 Cordell Memorial Hospital 0189 Facility NPI 1750384426

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Cordell, OK

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

12 Yrs -1.0 yrs vs City Avg

City Avg: 13.0 Yrs

State Avg: 11.4 Yrs

Regional Practice Density

2 Specialists

Practicing in Cordell, OK (715 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williamson (12 Years) 12 Yrs

Cordell Specialty Average (13.0 Years) 13.0 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
99284 Emergency department visit with moderate level of medical decision making	49	47	$538.52	$96.75
99283 Emergency department visit with low level of medical decision making	48	38	$305.56	$56.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99283 Emergency department visit with low level of medical decision making	92	87	$332.54	$60.53
99284 Emergency department visit with moderate level of medical decision making	68	61	$517.48	$99.33
99285 Emergency department visit for life threatening or functioning severity	30	28	$747.06	$150.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	32	$220.00	$88.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$360.00	$134.61
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	17	15	$54.00	$13.39
71046 X-ray of chest, 2 views	12	12	$95.00	$25.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg	124	13	$25.42	$0.11
99285 Emergency department visit for life threatening or functioning severity	79	75	$484.00	$144.72
99283 Emergency department visit with low level of medical decision making	47	43	$217.00	$51.73
99284 Emergency department visit with moderate level of medical decision making	41	41	$325.00	$98.40
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	41	33	$54.00	$16.16
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	37	$220.00	$86.67
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$360.00	$128.79
71046 X-ray of chest, 2 views	13	13	$95.00	$23.86
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	13	13	$48.00	$16.20
J1040 Injection, methylprednisolone acetate, 80 mg	12	11	$53.00	$13.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	120	109	$484.00	$143.59
99283 Emergency department visit with low level of medical decision making	49	46	$217.00	$51.41
99284 Emergency department visit with moderate level of medical decision making	37	35	$325.00	$97.33

Medical Specialties & State Licenses

CMS Verified: 2020-01-09

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License OK 102511

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Hospital & Practice Group Affiliations

Emergency Physicians Of Mid-America Pc

3701 E Main St, Weatherford, OK 730963309

Phone: 5807725551

Clinton Hospital Authority

100 N 30th St, Clinton, OK 736013117

Phone: 5805745128

Midwest Hospital Medicine Associates Pc

1201 Health Ctr Pkwy, Yukon, OK 730996381

Phone: 4057176800

Practice Associates & Co-Workers

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

1 Associated Practitioners

Darrell Hill , CNP

Nurse Practitioner

NPI 1295079556

Certified Nurse Practitioner

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location January 09, 2020

Registered at 1220 N GLENN ENGLISH ST, CORDELL, OK 736322010 (Tel: 5808323339)

📍

Updated Business Mailing Address January 09, 2020

Registered at 12008 CANTLE RD, OKLAHOMA CITY, OK 731208028 (Tel: 4052559056)

✅

NPI Profile Active September 08, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location September 08, 2015

Registered at 2115 PARKVIEW DR, EL RENO, OK 730362109 (Tel: 4052622640)

📍

Updated Business Mailing Address September 08, 2015

Registered at 7621 NW 28TH ST, BETHANY, OK 730084419 (Tel: 4052622640)

👤

Provider Name / Credentials Updated September 08, 2015

Recorded as JOHN WILLIAMSON, APRN, NP-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 08, 2015

Nurse Practitioner (License #102511 in OK)

🟢

Initial NPI Registration & Enumeration July 09, 2014

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: 1386050441

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 09, 2014

Last Update: January 09, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

12008 Cantle Rd

Oklahoma City, OK 731208028

Phone: 4052559056

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.