Active NPI 1174609564 Individual Practitioner Male Practitioner

Dr. Guillermo R Perez , MD

Surgery • Edinburg, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Guillermo Perez, MD is a certified Surgery practicing in Edinburg, TX. With approximately 35 years of clinical experience since completing medical education in 1991, Dr. Perez delivers high-quality medical care to the local community at 5015 S MCCOLL RD.

Dr. Perez is affiliated with Upper Valley Interventional Nephrology, Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, relocation of arm vein with connection to arm artery, open procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5015 S Mccoll Rd

Edinburg, TX 785398080

Telephone 9566273686

Fax 9566640531

Associated Practice Facility / Clinic

🏢 Guillermo R Perez Md Pa Facility NPI 1851519136

Medicare Profile & Education

Medical School

Other

Graduation Year

1991

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Edinburg, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

35 Yrs +12.1 yrs vs City Avg

City Avg: 22.9 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

14 Specialists

Practicing in Edinburg, TX (2342 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Perez (35 Years) 35 Yrs

Edinburg Specialty Average (22.9 Years) 22.9 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	63	$520.00	$122.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	79	79	$800.00	$159.56
36818 Relocation of arm vein with connection to arm artery, open procedure	18	18	$3515.00	$650.46
93923 Complete ultrasound study of arm and leg arteries	16	14	$110.00	$20.58
93925 Ultrasound of leg arteries or artery grafts	14	13	$195.00	$35.74
93970 Ultrasound study of arm or leg veins with compression and maneuvers	13	13	$220.00	$31.14

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	90	65	$520.00	$122.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	81	81	$800.00	$159.60
93970 Ultrasound study of arm or leg veins with compression and maneuvers	29	28	$220.00	$31.83
93923 Complete ultrasound study of arm and leg arteries	19	19	$110.00	$20.66
93925 Ultrasound of leg arteries or artery grafts	17	17	$195.00	$35.83
36818 Relocation of arm vein with connection to arm artery, open procedure	12	12	$3515.00	$641.49

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	88	59	$520.00	$124.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	80	80	$800.00	$161.60
93970 Ultrasound study of arm or leg veins with compression and maneuvers	36	36	$220.00	$32.62
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	27	17	$110.00	$20.83
36818 Relocation of arm vein with connection to arm artery, open procedure	14	13	$3515.00	$635.93
93880 Ultrasound of both sides of head and neck blood flow	13	13	$195.00	$37.54
93925 Ultrasound of leg arteries or artery grafts	12	12	$195.00	$37.06
93923 Complete ultrasound study of arm and leg arteries	11	11	$110.00	$21.13

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	133	92	$524.21	$126.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	99	99	$801.01	$163.39
99213 Established patient office or other outpatient visit, typically 15 minutes	45	32	$350.00	$89.05
93970 Ultrasound study of arm or leg veins with compression and maneuvers	38	36	$220.00	$32.78
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	31	22	$110.00	$21.18
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	16	12	$7275.00	$1252.36
93923 Complete ultrasound study of arm and leg arteries	15	15	$110.00	$21.05
93880 Ultrasound of both sides of head and neck blood flow	15	15	$195.00	$37.80
36589 Removal of central venous catheter for infusion	14	12	$810.00	$118.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	123	87	$350.00	$70.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	110	88	$520.00	$102.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	103	103	$800.00	$154.38
93970 Ultrasound study of arm or leg veins with compression and maneuvers	31	30	$220.00	$32.70
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	26	15	$7275.00	$1269.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$525.00	$101.20
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	24	16	$110.00	$24.65
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	21	$675.00	$130.29
36589 Removal of central venous catheter for infusion	21	18	$810.00	$128.12
36821 Relocation of arm vein with connection to arm artery, open procedure	16	16	$3365.00	$628.34
35301 Removal of blood clot and portion of artery of neck	13	12	$5755.00	$1062.20
93923 Complete ultrasound study of arm and leg arteries	11	11	$110.00	$20.96
36830 Connection of tube graft to vein and artery for dialysis	11	11	$3385.00	$631.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	155	94	$350.00	$71.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	134	134	$800.00	$158.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	125	92	$520.00	$104.73
93970 Ultrasound study of arm or leg veins with compression and maneuvers	69	66	$220.00	$33.86
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	62	62	$525.00	$104.00
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	51	32	$110.00	$22.09
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	45	25	$7275.00	$1357.22
36589 Removal of central venous catheter for infusion	28	23	$810.00	$128.06
36821 Relocation of arm vein with connection to arm artery, open procedure	20	20	$3365.00	$652.89
93923 Complete ultrasound study of arm and leg arteries	16	15	$110.00	$21.71
93880 Ultrasound of both sides of head and neck blood flow	15	15	$195.00	$39.37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$675.00	$133.28
37607 Tying or banding of a passage between an artery and vein	12	11	$1895.00	$366.95
74300 Review by radiologist of bile and/or pancreatic duct image during surgery	12	12	$55.00	$17.95
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	12	12	$3530.00	$701.95

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	149	112	$520.57	$103.52
99213 Established patient office or other outpatient visit, typically 15 minutes	144	98	$350.00	$70.28
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	125	125	$800.00	$158.85
93970 Ultrasound study of arm or leg veins with compression and maneuvers	80	76	$220.00	$33.80
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	79	79	$525.00	$104.00
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	46	29	$110.00	$22.05
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	44	25	$7275.00	$1436.32
36589 Removal of central venous catheter for infusion	27	26	$810.00	$133.86
36830 Connection of tube graft to vein and artery for dialysis	27	25	$3385.00	$649.56
36821 Relocation of arm vein with connection to arm artery, open procedure	24	24	$3365.00	$654.73
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	20	20	$3530.00	$681.01
74300 Review by radiologist of bile and/or pancreatic duct image during surgery	19	19	$55.00	$17.92
93880 Ultrasound of both sides of head and neck blood flow	19	19	$195.00	$39.30
93923 Complete ultrasound study of arm and leg arteries	13	12	$110.00	$21.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	214	126	$346.07	$69.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	202	153	$511.41	$102.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	147	147	$775.00	$156.04
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	108	52	$110.00	$21.54
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	102	43	$7275.00	$1421.90
93970 Ultrasound study of arm or leg veins with compression and maneuvers	95	92	$220.00	$33.98
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	93	93	$517.84	$103.20
36821 Relocation of arm vein with connection to arm artery, open procedure	40	37	$3365.00	$656.40
36589 Removal of central venous catheter for infusion	33	29	$810.00	$124.47
93923 Complete ultrasound study of arm and leg arteries	17	17	$110.00	$21.91
36830 Connection of tube graft to vein and artery for dialysis	15	15	$3385.00	$639.13
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	14	14	$3332.57	$695.40
93880 Ultrasound of both sides of head and neck blood flow	14	14	$195.00	$39.11

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License TX L7519

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.

Surgery - Trauma Surgery

NUCC Taxonomy Code: 2086S0127X

State License TX L7519

Trauma surgery is a recognized subspecialty of general surgery. Trauma surgeons are physicians who have completed a five-year general surgery residency and usually continue with a one to two year fellowship in trauma and/or surgical critical care, typically leading to additional board certification in surgical critical care. There is no trauma surgery board certification at this point. To obtain board certification in surgical critical care, a fellowship in surgical critical care or anesthesiology critical care must be completed during or after general surgery residency.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

163901503 (TX)

Medicaid State Provider ID

163901502 (TX)

Medicaid State Provider ID

163901505 (TX)

Medicaid State Provider ID

163901504 (TX)

Commercial Insurance / Payer ID Railroad

P00221107 (TX)

Commercial Insurance / Payer ID Railroad Medicare

P00911268 (TX)

Commercial Insurance / Payer ID Bcbs

8AJ752 (TX)

Commercial Insurance / Payer ID Medicare

TXB109453 (TX)

Hospital & Practice Group Affiliations

Upper Valley Interventional Nephrology, Pllc

1203 St Claire Blvd, Mission, TX 785729108

Phone: 9566008899

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active February 22, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location February 22, 2016

Registered at 5015 S MCCOLL RD, EDINBURG, TX 785398080 (Tel: 9566273686)

📍

Updated Business Mailing Address February 22, 2016

Registered at PO BOX 5550, MCALLEN, TX 785025550 (Tel: 9566273686)

👤

Provider Name / Credentials Updated February 22, 2016

Recorded as GUILLERMO PEREZ, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 22, 2016

Surgery (License #L7519 in TX)

🟢

Initial NPI Registration & Enumeration October 27, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1174609564

Entity Type:

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

Enumeration Date: October 27, 2006

Last Update: February 22, 2016

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 5550

Mcallen, TX 785025550

Phone: 9566273686

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.