Active NPI 1508868001 Individual Practitioner Male Practitioner

Dr. Silas Edwin Duncan , MD

Surgery - Vascular Surgery • Tyler, TX

Professional Overview & Biography Verified Profile Summary

Dr. Silas Duncan, MD is a registered healthcare professional specializing in Surgery - Vascular Surgery in Tyler, TX. Practice services are available at 700 OLYMPIC PLAZA CIR under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, ultrasound study of arm and leg arteries, ultrasound of both sides of head and neck blood flow. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

700 Olympic Plaza Cir
Suite 510

Tyler, TX 757011951

Telephone 9035952636

Fax 9035955560

Associated Practice Facility / Clinic

🏢 Tyler Obstetrics And Gynecology L L P Facility NPI 1265493266

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Vascular Surgery in Tyler, TX

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 30.8 Yrs

State Avg: 24.8 Yrs

Regional Practice Density

9 Specialists

Practicing in Tyler, TX (377 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)

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	213	196	$261.98	$103.70
93922 Ultrasound study of arm and leg arteries	104	94	$210.00	$65.92
93880 Ultrasound of both sides of head and neck blood flow	96	95	$482.00	$168.96
93925 Ultrasound of leg arteries or artery grafts	87	87	$615.00	$248.93
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	43	40	$461.00	$162.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$400.87	$154.94
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$335.00	$133.26
93882 Ultrasound of one side of head and neck blood flow	12	12	$322.00	$110.11
35301 Removal of blood clot and portion of artery of neck	11	11	$2460.50	$946.73

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	460	362	$261.00	$102.37
93880 Ultrasound of both sides of head and neck blood flow	205	192	$482.00	$171.30
93922 Ultrasound study of arm and leg arteries	172	152	$210.00	$64.71
93925 Ultrasound of leg arteries or artery grafts	165	146	$615.00	$239.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	117	117	$399.00	$157.28
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts	107	88	$461.00	$161.79
36200 Insertion of catheter into aorta	30	30	$385.00	$116.68
35301 Removal of blood clot and portion of artery of neck	29	28	$2849.00	$1108.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	26	$335.00	$132.71
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	23	21	$127.00	$51.38
36140 Insertion of needle or catheter into an artery of arm or leg	20	19	$1039.00	$46.83
93882 Ultrasound of one side of head and neck blood flow	20	19	$322.00	$111.37
37224 Balloon dilation of arteries in one leg, endovascular, accessed through the skin or open procedure	15	15	$1122.00	$338.45
34812 Incision of artery in one thigh for insertion of prosthesis, open procedure	13	13	$850.00	$218.69
75630 Review by radiologist of abdominal aorta and both leg arteries image	13	13	$437.50	$85.79
37252 Ultrasound evaluation of blood vessel with review by radiologist, initial vessel	12	12	$232.00	$91.07
37253 Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel	12	12	$185.00	$73.41
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	12	12	$35.00	$12.76
37236 Insertion of stent in artery (except lower extremity, chest, heart, neck and brain) with review by radiologist, initial artery	11	11	$1116.00	$333.53
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	11	11	$668.00	$262.90

Medical Specialties & State Licenses

Surgery - Vascular Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0129X

State License TX D4981

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Surgery

NUCC Taxonomy Code: 208600000X

State License TX D4981

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

123940201 (TX)

Commercial Insurance / Payer ID Tx Wc/ihc

MDD4981 (TX)

Commercial Insurance / Payer ID Railroad Medicare

020028080 (TX)

Commercial Insurance / Payer ID Bluelink

2287588 (TX)

Commercial Insurance / Payer ID Aetna

4568289 (TX)

Commercial Insurance / Payer ID Fein

752605101 (TX)

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. David Young , MD

Surgery

NPI 1699793190

Doctor of Medicine (M.D.)

Olivia Snodgrass , PA-C

Physician Assistant - Medical

NPI 1942661756

Physician Assistant (Certified)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active January 24, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location January 24, 2013

Registered at 700 OLYMPIC PLAZA CIR, SUITE 510, TYLER, TX 757011951 (Tel: 9035952636)

📍

Updated Business Mailing Address January 24, 2013

Registered at 700 OLYMPIC PLAZA CIR, SUITE 510, TYLER, TX 757011951 (Tel: 9035952636)

👤

Provider Name / Credentials Updated January 24, 2013

Recorded as SILAS DUNCAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 24, 2013

Surgery (License #D4981 in TX)

🟢

Initial NPI Registration & Enumeration August 15, 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: 1508868001

Entity Type:

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

Enumeration Date: August 15, 2005

Last Update: January 24, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

700 Olympic Plaza Cir, Suite 510

Tyler, TX 757011951

Phone: 9035952636

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.