Active NPI 1487884995 Individual Practitioner Female Practitioner

Erin Marie Williamson , RN, MSN, APRN

Nurse Practitioner • Tulsa, OK

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Erin Williamson, RN, MSN, APRN is a certified Nurse Practitioner practicing in Tulsa, OK. With approximately 18 years of clinical experience since completing medical education in 2008, Erin Williamson delivers high-quality medical care to the local community at 1145 S. UTICA AVE..

Erin Williamson is affiliated with Ahs Oklahoma Physician Group Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, study of esophagus to assess movement. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1145 S. Utica Ave.
Suite 701

Tulsa, OK 74104

Telephone 9185826544

Fax 9185826549

Associated Practice Facility / Clinic

🏢 Oklahoma Gastroenterology Associates, Pllc Facility NPI 1497793095

Medicare Profile & Education

Medical School

Other

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Tulsa, OK

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

18 Yrs +6.8 yrs vs City Avg

City Avg: 11.2 Yrs

State Avg: 11.4 Yrs

Regional Practice Density

161 Specialists

Practicing in Tulsa, OK (715 Statewide)

Telehealth Adoption Rate

14.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

64.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williamson (18 Years) 18 Yrs

Tulsa Specialty Average (11.2 Years) 11.2 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	102	97	$224.07	$100.03
99213 Established patient office or other outpatient visit, typically 15 minutes	100	92	$158.00	$71.00
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$344.00	$132.08
91010 Study of esophagus to assess movement	45	45	$359.00	$117.66
91037 Monitoring and recording of esophageal function through nasal tube with electrode	32	32	$340.00	$79.33
36415 Insertion of needle into vein for collection of blood sample	16	14	$7.00	$6.86
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$224.00	$87.56

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	180	148	$224.11	$102.51
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$344.00	$127.58
99213 Established patient office or other outpatient visit, typically 15 minutes	44	44	$158.00	$72.32
91010 Study of esophagus to assess movement	35	33	$359.00	$150.59
36415 Insertion of needle into vein for collection of blood sample	29	24	$7.00	$6.86
91038 Prolonged monitoring and recording of esophageal function through nasal tube with electrode	12	12	$899.00	$293.26
91037 Monitoring and recording of esophageal function through nasal tube with electrode	12	12	$340.00	$116.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	172	149	$157.98	$73.02
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	57	57	$224.00	$89.38
91010 Study of esophagus to assess movement	38	38	$359.00	$180.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	25	$224.00	$103.97
36415 Insertion of needle into vein for collection of blood sample	17	14	$7.00	$2.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	244	211	$158.00	$73.30
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	81	81	$224.00	$90.07
91010 Study of esophagus to assess movement	73	73	$359.00	$176.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	32	$224.00	$105.48
91037 Monitoring and recording of esophageal function through nasal tube with electrode	20	20	$340.00	$138.25
91038 Prolonged monitoring and recording of esophageal function through nasal tube with electrode	20	20	$899.00	$352.25
36415 Insertion of needle into vein for collection of blood sample	17	17	$7.00	$2.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$344.00	$136.82
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	13	$90.00	$45.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	253	194	$155.72	$60.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	72	$224.00	$88.78
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	62	62	$224.00	$87.78
91010 Study of esophagus to assess movement	47	47	$359.00	$158.52
36415 Insertion of needle into vein for collection of blood sample	25	21	$7.00	$2.90
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$344.00	$135.06
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	13	$303.15	$119.95
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	13	$90.00	$36.83
91038 Prolonged monitoring and recording of esophageal function through nasal tube with electrode	13	13	$899.00	$344.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	268	187	$150.00	$59.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	78	73	$224.00	$88.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	74	74	$224.00	$88.11
91010 Study of esophagus to assess movement	59	59	$359.00	$148.92
36415 Insertion of needle into vein for collection of blood sample	30	29	$7.00	$2.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	25	$90.00	$36.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$344.00	$134.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	263	177	$150.00	$57.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	74	69	$224.00	$86.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$224.00	$86.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	20	$90.00	$34.99
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$344.00	$128.27
36415 Insertion of needle into vein for collection of blood sample	17	15	$7.00	$2.94
91010 Study of esophagus to assess movement	16	16	$359.00	$139.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	229	162	$150.00	$57.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	104	89	$225.15	$85.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	62	62	$224.00	$82.22
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$344.00	$125.84
99202 New patient office or other outpatient visit, typically 20 minutes	23	23	$154.00	$59.53
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	19	$90.00	$33.36
36415 Insertion of needle into vein for collection of blood sample	17	15	$7.00	$2.59

Medical Specialties & State Licenses

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License OK 106894

(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.

Nurse Practitioner - Adult Health

NUCC Taxonomy Code: 363LA2200X

State License KS 5374935091

Definition to come...

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

200458360A (OK)

Hospital & Practice Group Affiliations

Ahs Oklahoma Physician Group Llc

1145 S Utica Ave, Tulsa, OK 741044019

Phone: 9185826544

Practice Associates & Co-Workers

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

9 Associated Practitioners

Susanna Mcdaniel

Nurse Practitioner - Acute Care

NPI 1174131288

April Kennedy , CNP

Nurse Practitioner - Acute Care

NPI 1215452750

Certified Nurse Practitioner

Dr. Jeffrey Hunt , DO

Internal Medicine - Gastroenterology

NPI 1255420204

Doctor of Osteopathic Medicine (D.O.)

Dr. Tiffany Whipple , DO

Colon & Rectal Surgery

NPI 1306343322

Doctor of Osteopathic Medicine (D.O.)

Joshua Moushon , APRN

Nurse Practitioner - Acute Care

NPI 1487035770

Advanced Practice Registered Nurse

Dr. Harvey Tatum , MD

Internal Medicine - Gastroenterology

NPI 1659333623

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active May 06, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location May 06, 2014

Registered at 1145 S. UTICA AVE., SUITE 701, TULSA, OK 74104 (Tel: 9185826544)

📍

Updated Business Mailing Address May 06, 2014

Registered at 1145 S. UTICA AVE., SUITE 701, TULSA, OK 74104 (Tel: 9185826544)

👤

Provider Name / Credentials Updated May 06, 2014

Recorded as ERIN WILLIAMSON, R.N.,MSN,APRN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 06, 2014

Nurse Practitioner (License #106894 in OK)

🟢

Initial NPI Registration & Enumeration July 17, 2009

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: 1487884995

Entity Type:

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

Enumeration Date: July 17, 2009

Last Update: May 06, 2014

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1145 S. Utica Ave., Suite 701

Tulsa, OK 74104

Phone: 9185826544

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.