Active NPI 1659513133 Individual Practitioner Male Practitioner

Dr. James Carver Walker , MD

Surgery • Conway, AR

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. James Walker, MD is a certified Surgery practicing in Conway, AR. With approximately 17 years of clinical experience since graduating from University Of Arkansas College Of Medicine in 2009, Dr. Walker delivers high-quality medical care to the local community at 625 UNITED DR STE 270.

Dr. Walker is affiliated with Arkansas Health Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include initial hospital care with moderate level of medical decision making, if using time, at least, subsequent hospital care with moderate levelof medical decision making, if using time, at least, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

625 United Dr Ste 270

Conway, AR 720327837

Telephone 5013291415

Fax 5013292589

Associated Practice Facility / Clinic

🏢 Arkansas Health Group Facility NPI 1891245221

Medicare Profile & Education

Medical School

University Of Arkansas College Of Medicine

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Conway, AR

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -3.7 yrs vs City Avg

City Avg: 20.7 Yrs

State Avg: 30.3 Yrs

Regional Practice Density

13 Specialists

Practicing in Conway, AR (301 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Walker (17 Years) 17 Yrs

Conway Specialty Average (20.7 Years) 20.7 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
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	86	81	$369.00	$154.70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	67	44	$133.00	$69.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	43	43	$193.00	$98.57
99231 Follow-up hospital inpatient care per day, typically 15 minutes	39	28	$73.00	$44.74
99213 Established patient office or other outpatient visit, typically 15 minutes	37	26	$130.00	$80.15
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	30	30	$1400.00	$558.85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	25	19	$190.00	$104.62
49650 Repair of groin hernia using an endoscope	20	20	$836.00	$389.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$298.00	$138.45
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	14	$193.00	$110.37
76937 Ultrasonic guidance for blood vessel access	12	12	$66.00	$12.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	95	90	$369.00	$158.68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	73	42	$133.00	$72.09
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$298.00	$143.86
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	28	$73.00	$45.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$193.00	$100.61
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	36	36	$1391.33	$632.40
99213 Established patient office or other outpatient visit, typically 15 minutes	36	31	$130.00	$79.88
15734 Creation of muscle graft to trunk	27	25	$2908.37	$1196.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	19	$193.00	$107.54
49650 Repair of groin hernia using an endoscope	20	20	$820.40	$210.43
76937 Ultrasonic guidance for blood vessel access	14	14	$65.93	$12.94
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$372.00	$199.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	75	69	$369.00	$178.94
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	39	$133.00	$64.80
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	52	52	$193.00	$100.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$298.00	$152.78
99291 Critical care, first 30-74 minutes	45	15	$500.00	$201.81
99231 Follow-up hospital inpatient care per day, typically 15 minutes	42	24	$73.00	$35.43
99213 Established patient office or other outpatient visit, typically 15 minutes	34	30	$130.00	$80.76
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	27	27	$1348.00	$597.01
49650 Repair of groin hernia using an endoscope	24	24	$758.00	$283.88
15734 Creation of muscle graft to trunk	21	21	$2778.00	$1346.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	19	$193.00	$117.69
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$372.00	$202.41
49655 Repair of trapped incisional hernia using an endoscope	11	11	$1813.00	$908.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	120	55	$133.00	$66.97
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	107	104	$369.00	$186.52
99231 Follow-up hospital inpatient care per day, typically 15 minutes	75	35	$73.00	$35.90
99291 Critical care, first 30-74 minutes	55	12	$500.00	$205.64
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$193.00	$102.89
99213 Established patient office or other outpatient visit, typically 15 minutes	45	45	$130.00	$81.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$298.00	$149.37
47562 Removal of gallbladder using an endoscope	39	39	$1331.00	$572.81
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	23	$193.00	$117.03
49650 Repair of groin hernia using an endoscope	19	19	$758.00	$441.68
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$372.00	$189.55
49655 Repair of trapped incisional hernia using an endoscope	16	16	$1813.00	$891.17
49585 Repair of hernia at navel (5 years or older)	11	11	$787.00	$239.90
99238 Hospital discharge day management, 30 minutes or less	11	11	$132.00	$66.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	247	121	$133.00	$67.12
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	188	175	$369.00	$190.63
99231 Follow-up hospital inpatient care per day, typically 15 minutes	184	80	$73.00	$37.21
99291 Critical care, first 30-74 minutes	63	12	$500.00	$196.84
99213 Established patient office or other outpatient visit, typically 15 minutes	56	48	$130.00	$68.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	53	53	$193.00	$97.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	50	42	$193.00	$100.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$298.00	$152.91
47562 Removal of gallbladder using an endoscope	37	37	$1331.00	$593.62
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	25	19	$190.00	$99.35
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen	24	23	$100.00	$51.31
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	22	22	$372.00	$186.65
49650 Repair of groin hernia using an endoscope	21	21	$758.00	$439.50
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	20	20	$488.00	$120.81
95980 Electronic analysis and programming during surgery of implanted gastric neurostimulator generator	19	19	$86.00	$42.59
99220 Hospital observation care, typically 70 minutes	11	11	$286.00	$164.50
99238 Hospital discharge day management, 30 minutes or less	11	11	$132.00	$68.98
49585 Repair of hernia at navel (5 years or older)	11	11	$787.00	$207.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	204	104	$73.00	$37.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	184	178	$369.00	$191.94
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	134	85	$133.00	$68.93
99213 Established patient office or other outpatient visit, typically 15 minutes	82	62	$130.00	$68.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	53	53	$298.00	$149.08
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$193.00	$97.43
47562 Removal of gallbladder using an endoscope	37	37	$1331.00	$545.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	20	$193.00	$101.44
49650 Repair of groin hernia using an endoscope	19	19	$758.00	$343.83
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	18	18	$372.00	$193.51
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	14	14	$1348.00	$647.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	210	84	$73.00	$37.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	168	162	$369.00	$190.89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	120	65	$133.00	$67.57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	48	28	$190.00	$97.15
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$298.00	$148.98
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	34	34	$193.00	$95.66
99213 Established patient office or other outpatient visit, typically 15 minutes	33	30	$130.00	$65.82
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	30	22	$78.00	$40.08
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	30	30	$372.00	$182.56
43246 Insertion of stomach tube using a flexible endoscope	28	28	$474.00	$192.01
47562 Removal of gallbladder using an endoscope	27	27	$1331.00	$579.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$193.00	$99.97
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	17	17	$1348.00	$662.28
99238 Hospital discharge day management, 30 minutes or less	16	16	$132.00	$68.80
49650 Repair of groin hernia using an endoscope	15	15	$960.13	$379.46
99202 New patient office or other outpatient visit, typically 20 minutes	12	12	$134.00	$69.03
95980 Electronic analysis and programming during surgery of implanted gastric neurostimulator generator	11	11	$86.00	$39.83
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	11	11	$488.00	$128.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	260	96	$186.35	$96.31
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	177	174	$369.00	$188.93
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	85	48	$133.00	$68.05
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$298.00	$151.00
99213 Established patient office or other outpatient visit, typically 15 minutes	49	43	$130.00	$66.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$193.00	$97.49
47562 Removal of gallbladder using an endoscope	39	39	$1331.00	$586.90
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	15	$73.00	$35.79
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	23	23	$372.00	$190.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	21	$193.00	$98.94
43246 Insertion of stomach tube using a flexible endoscope	20	20	$474.00	$182.71
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	14	$78.00	$39.55

Medical Specialties & State Licenses

CMS Verified: 2026-06-01

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License AR E-8692

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Arkansas Health Group

9500 Kanis Rd, Little Rock, AR 722056389

Phone: 5012279080

Arkansas Health Group

625 United Dr, Conway, AR 720327810

Phone: 5013291415

Secondary Practice Locations

9500 Kanis Rd Ste 501

Little Rock, AR 722056389

Phone: 5012279080

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dr. Anvitha Ankireddypalli , MD

Internal Medicine - Endocrinology, Diabetes & Metabolism

NPI 1043740368

Doctor of Medicine (M.D.)

Dr. Bertrand Fonji , MD

Surgery

NPI 1073764403

Doctor of Medicine (M.D.)

Dr. Richard Rairigh , MD

Surgery

NPI 1184001273

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location June 01, 2026

Registered at 625 UNITED DR STE 270, CONWAY, AR 720327837 (Tel: 5013291415)

📍

Updated Business Mailing Address June 01, 2026

Registered at 11001 EXECUTIVE CENTER DR STE 200, LITTLE ROCK, AR 722114393 (Tel: 5013291415)

✅

NPI Profile Active May 18, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location May 18, 2016

Registered at 701 N UNIVERSITY AVE, SUITE 203, LITTLE ROCK, AR 722052936 (Tel: 5016642434)

📍

Updated Business Mailing Address May 18, 2016

Registered at 701 N UNIVERSITY AVE, SUITE 203, LITTLE ROCK, AR 722052936 (Tel: 5016642434)

👤

Provider Name / Credentials Updated May 18, 2016

Recorded as JAMES WALKER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 18, 2016

Surgery (License #E-8692 in AR)

🟢

Initial NPI Registration & Enumeration March 31, 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: 1659513133

Entity Type:

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

Enumeration Date: March 31, 2009

Last Update: June 01, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

11001 Executive Center Dr Ste 200

Little Rock, AR 722114393

Phone: 5013291415

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.