Active NPI 1295778686 Individual Practitioner Male Practitioner

Dr. William James Parker , MD

Surgery • San Antonio, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Parker, MD is a certified Surgery practicing in San Antonio, TX. With approximately 37 years of clinical experience since graduating from University Of Texas Medical School At Houston in 1989, Dr. Parker delivers high-quality medical care to the local community at 19016 STONE OAK PKWY STE 180.

Dr. Parker is affiliated with Interventional Partners Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include ultrasound study of arm or leg veins with compression and maneuvers, laser destruction of incompetent vein of arm or leg using imaging guidance, ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

19016 Stone Oak Pkwy Ste 180

San Antonio, TX 782583281

Telephone 8665524866

Associated Practice Facility / Clinic

🏢 Interventional Partners Facility NPI 1730747908

Medicare Profile & Education

Medical School

University Of Texas Medical School At Houston

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in San Antonio, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

37 Yrs +14.8 yrs vs City Avg

City Avg: 22.2 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

169 Specialists

Practicing in San Antonio, TX (2342 Statewide)

Telehealth Adoption Rate

7.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

72.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Parker (37 Years) 37 Yrs

San Antonio Specialty Average (22.2 Years) 22.2 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
93970 Ultrasound study of arm or leg veins with compression and maneuvers	429	279	$552.64	$171.90
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	289	151	$2895.17	$890.64
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	199	129	$342.38	$109.58
99213 Established patient office or other outpatient visit, typically 15 minutes	195	145	$208.15	$85.23
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	154	100	$4421.16	$1056.95
36479 Laser destruction of incompetent veins of arm or leg using imaging guidance, subsequent	148	93	$894.52	$278.97
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	122	91	$4481.23	$1196.84
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	41	34	$4706.54	$1215.56
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month	28	28	$265.00	$126.57
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	19	17	$845.30	$260.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$304.78	$121.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$459.69	$151.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93970 Ultrasound study of arm or leg veins with compression and maneuvers	424	252	$552.64	$178.74
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	343	159	$2895.17	$933.76
99213 Established patient office or other outpatient visit, typically 15 minutes	219	148	$208.15	$86.32
36479 Laser destruction of incompetent veins of arm or leg using imaging guidance, subsequent	157	94	$894.52	$286.40
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	152	99	$4386.01	$1103.19
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	148	89	$342.38	$113.06
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	91	64	$4771.19	$1393.71
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	67	54	$4569.52	$1217.39
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$459.69	$159.89
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	18	16	$845.30	$271.33
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$302.80	$107.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	370	170	$2899.08	$984.48
93970 Ultrasound study of arm or leg veins with compression and maneuvers	365	236	$552.64	$184.11
99213 Established patient office or other outpatient visit, typically 15 minutes	233	152	$208.15	$87.84
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	178	119	$342.38	$115.51
36479 Laser destruction of incompetent veins of arm or leg using imaging guidance, subsequent	164	107	$894.52	$294.63
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	148	101	$4367.64	$1164.30
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	71	52	$4756.26	$1506.75
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	70	58	$4467.40	$1328.57
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	24	23	$845.30	$281.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$302.80	$107.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	355	193	$208.15	$88.37
93970 Ultrasound study of arm or leg veins with compression and maneuvers	322	211	$552.64	$190.14
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	232	132	$4340.96	$1325.28
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance	229	118	$2900.50	$1048.19
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	152	98	$4821.18	$1703.49
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	127	86	$342.38	$118.60
36479 Laser destruction of incompetent veins of arm or leg using imaging guidance, subsequent	77	59	$894.52	$311.66
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	70	59	$4529.88	$1400.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	58	58	$302.80	$108.52
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	42	35	$845.30	$295.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	315	161	$203.59	$72.97
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	281	123	$4630.48	$1401.22
93970 Ultrasound study of arm or leg veins with compression and maneuvers	210	150	$596.95	$187.61
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	196	99	$5130.21	$1728.55
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	93	59	$381.24	$117.62
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	84	67	$4860.57	$1249.19
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	53	53	$299.14	$104.60
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	45	34	$883.11	$300.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	556	219	$195.33	$70.94
36466 Injection of chemical agent into multiple incompetent veins of same leg using ultrasound guidance	342	143	$5481.29	$1625.96
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	339	142	$5319.98	$1419.75
93970 Ultrasound study of arm or leg veins with compression and maneuvers	314	185	$695.79	$185.39
36471 Injection of chemical agent into multiple incompetent veins of leg	143	87	$767.50	$197.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	141	141	$292.59	$103.39
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	108	84	$5454.95	$1257.40
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	68	50	$458.97	$114.83
36470 Injection of chemical agent into single incompetent vein	44	40	$732.95	$92.76
36476 Destruction of subsequent incompetent veins of arm or leg using radiofrequency and imaging guidance	28	25	$1128.84	$285.55

Medical Specialties & State Licenses

CMS Verified: 2024-03-12

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License TX H8309

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

Interventional Partners Pllc

19016 Stone Oak Pkwy, San Antonio, TX 782583281

Phone: 8665524866

Practice Associates & Co-Workers

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

31 Associated Practitioners

Amanda Wiegel , MSN, APRN, FNP-C

Nurse Practitioner - Family

NPI 1003451501

Master of Science in Nursing, Advanced Practice Registered Nurse, Family Nurse Practitioner (Certified)

Jamie Rogers , FNP-C

Nurse Practitioner - Family

NPI 1083126825

Family Nurse Practitioner (Certified)

Krystal Broughton , MPAS, PA-C

Physician Assistant

NPI 1144664327

MPAS, Physician Assistant (Certified)

Dr. Stephen Humphrey , MD

Radiology - Vascular & Interventional Radiology

NPI 1154379428

Doctor of Medicine (M.D.)

Dr. Babafemi Pratt , MD, MPH

Surgery - Vascular Surgery

NPI 1174773873

Doctor of Medicine (M.D.), Master of Public Health

Dr. Marcela Orellana Galvez , DPM

Podiatrist - Foot & Ankle Surgery

NPI 1184285090

Doctor of Podiatric Medicine

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location March 12, 2024

Registered at 19016 STONE OAK PKWY STE 180, SAN ANTONIO, TX 782583281 (Tel: 8665524866)

📍

Updated Business Mailing Address March 12, 2024

Registered at 8135 FOREST LN # 515057, DALLAS, TX 752302472

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 12, 2024

Surgery (License #H8309 in TX)

✅

NPI Profile Active June 03, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location June 03, 2015

Registered at 731 12TH AVE NW, SUITE 100, ARDMORE, OK 734015761 (Tel: 5802233216)

📍

Updated Business Mailing Address June 03, 2015

Registered at 4401 W MEMORIAL RD, SUITE 140, OKLAHOMA CITY, OK 731341785 (Tel: 4057523162)

👤

Provider Name / Credentials Updated June 03, 2015

Recorded as WILLIAM PARKER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 03, 2015

Surgery (License #21534 in OK)

🟢

Initial NPI Registration & Enumeration June 13, 2006

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: 1295778686

Entity Type:

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

Enumeration Date: June 13, 2006

Last Update: March 12, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

8135 Forest Ln # 515057

Dallas, TX 752302472

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.