Active NPI 1861494734 Individual Practitioner Male Practitioner

Dr. Sergio T Mejias , MD

Surgery • Madison, GA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Sergio Mejias, MD is a certified Surgery practicing in Madison, GA. With approximately 32 years of clinical experience since graduating from Medical College Of Georgia School Of Medicine in 1994, Dr. Mejias delivers high-quality medical care to the local community at 1740 LIONS CLUB RD.

Dr. Mejias is affiliated with Morgan County Georgia Hospital Authority and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, removal of gallbladder using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1740 Lions Club Rd

Madison, GA 306504762

Telephone 7063451667

Associated Practice Facility / Clinic

🏢 Morgan County Georgia Hospital Authority Facility NPI 1205843174

Medicare Profile & Education

Medical School

Medical College Of Georgia School Of Medicine

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Madison, GA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs Matches City Avg

City Avg: 32.0 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

1 Specialists

Practicing in Madison, GA (1046 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

75.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Mejias (32 Years) 32 Yrs

Madison Specialty Average (32.0 Years) 32.0 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
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	48	39	$107.00	$52.33
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$332.00	$156.61
99213 Established patient office or other outpatient visit, typically 15 minutes	26	24	$173.00	$84.67
47562 Removal of gallbladder using an endoscope	24	24	$3611.00	$615.75
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$218.00	$102.14
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	17	17	$1748.00	$237.00
49650 Repair of groin hernia using an endoscope	15	15	$1181.60	$498.42
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	12	12	$363.67	$172.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$332.00	$150.09
99213 Established patient office or other outpatient visit, typically 15 minutes	28	24	$173.00	$84.44
47562 Removal of gallbladder using an endoscope	18	17	$3611.00	$609.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$218.00	$104.93
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	13	13	$357.00	$166.66
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	12	12	$397.17	$159.21
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	11	11	$1748.00	$228.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	42	35	$99.00	$85.50
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	18	18	$1748.00	$243.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$252.00	$158.28
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$149.00	$105.68
47562 Removal of gallbladder using an endoscope	13	13	$3611.00	$640.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$82.00	$53.10
49650 Repair of groin hernia using an endoscope	11	11	$984.45	$456.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	59	49	$82.00	$53.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$252.00	$162.31
47562 Removal of gallbladder using an endoscope	16	15	$3611.00	$637.50
99213 Established patient office or other outpatient visit, typically 15 minutes	13	12	$99.00	$87.93
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$266.00	$132.51
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	11	11	$875.00	$174.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	71	62	$82.00	$43.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$252.00	$158.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$149.00	$102.91
99213 Established patient office or other outpatient visit, typically 15 minutes	16	15	$99.00	$71.87
47562 Removal of gallbladder using an endoscope	15	15	$3611.00	$663.11
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	13	13	$1748.00	$246.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	114	87	$82.00	$42.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$252.00	$157.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$149.00	$104.46
99213 Established patient office or other outpatient visit, typically 15 minutes	29	27	$99.00	$71.37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$266.00	$135.27
47562 Removal of gallbladder using an endoscope	15	15	$3611.00	$668.39
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	14	14	$1748.00	$260.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	121	93	$82.00	$41.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	89	89	$252.00	$158.15
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	50	19	$139.00	$71.17
47562 Removal of gallbladder using an endoscope	23	23	$3611.00	$657.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$266.00	$133.64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$389.00	$198.39
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$99.00	$69.50
45378 Diagnostic exam of large bowel using a flexible endoscope	11	11	$1170.00	$187.87
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	11	11	$1030.00	$82.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	115	93	$82.00	$40.72
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	89	89	$252.00	$153.65
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	52	19	$139.00	$67.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	34	33	$266.00	$129.76
47562 Removal of gallbladder using an endoscope	27	27	$3611.00	$637.30
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	15	15	$1197.00	$185.07
99213 Established patient office or other outpatient visit, typically 15 minutes	14	14	$99.00	$65.49
49585 Repair of hernia at navel (5 years or older)	13	13	$1739.00	$234.96
49505 Repair of groin hernia (5 years or older)	11	11	$2088.00	$445.46

Medical Specialties & State Licenses

CMS Verified: 2026-02-27

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License GA 40737

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

Morgan County Georgia Hospital Authority

1740 Lions Club Rd, Madison, GA 306504762

Phone: 7064381275

Practice Associates & Co-Workers

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

4 Associated Practitioners

Bethany Herold

Occupational Therapist

NPI 1316796584

Dr. Cody Andrews , DO

Family Medicine

NPI 1568811008

Doctor of Osteopathic Medicine (D.O.)

Kaylie Mcallister

Registered Nurse

NPI 1578433348

Dorothy Cook , RPH

Pharmacist

NPI 1780545053

Registered Pharmacist

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Practice Location February 27, 2026

Registered at 1740 LIONS CLUB RD, MADISON, GA 306504762 (Tel: 7063451667)

📍

Updated Business Mailing Address February 27, 2026

Registered at 1740 LIONS CLUB RD, MADISON, GA 306504762 (Tel: 7063451667)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 28, 2021

Surgery (License #40737 in GA)

📍

Updated Practice Location May 10, 2021

Registered at 1500 OGLETHORPE AVE STE 2000, ATHENS, GA 306062188 (Tel: 7065485488)

✅

NPI Profile Active April 05, 2018

NPI status registered as active in NPPES database

📍

Updated Practice Location April 05, 2018

Registered at 740 PRINCE AVE, BLD 2, ATHENS, GA 306065903 (Tel: 7065485488)

📍

Updated Business Mailing Address April 05, 2018

Registered at PO BOX 48089, ATHENS, GA 306048089 (Tel: 7063893740)

👤

Provider Name / Credentials Updated April 05, 2018

Recorded as SERGIO MEJIAS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 05, 2018

Surgery (License #040737 in GA)

✅

NPI Profile Active July 01, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location July 01, 2014

Registered at 740 PRINCE AVE, BLD 2, ATHENS, GA 306065903 (Tel: 7065485488)

📍

Updated Business Mailing Address July 01, 2014

Registered at 740 PRINCE AVE, BLD 2, ATHENS, GA 306065903 (Tel: 7065485488)

👤

Provider Name / Credentials Updated July 01, 2014

Recorded as SERGIO MEJIAS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 01, 2014

Surgery (License #040737 in GA)

🟢

Initial NPI Registration & Enumeration August 11, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1861494734

Entity Type:

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

Enumeration Date: August 11, 2005

Last Update: February 27, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1740 Lions Club Rd

Madison, GA 306504762

Phone: 7063451667

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.