Active NPI 1225079379 Individual Practitioner Male Practitioner

Dr. Mark Davis , MD, FACS

Surgery • Galesburg, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Davis, MD, FACS is a certified Surgery practicing in Galesburg, IL. With approximately 27 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 1999, Dr. Davis delivers high-quality medical care to the local community at 834 N SEMINARY ST.

Dr. Davis maintains professional affiliations with Carle Health Care Incorporated, Methodist Medical Center Of Illinois and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, follow-up hospital inpatient care per day, established 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

834 N Seminary St
Suite 503

Galesburg, IL 614012852

Telephone 3093437773

Fax 3093433839

Associated Practice Facility / Clinic

🏢 Midwest Orthopedic Services Sc Facility NPI 1386601474

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Galesburg, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs +1.3 yrs vs City Avg

City Avg: 25.7 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

9 Specialists

Practicing in Galesburg, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

76.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Davis (27 Years) 27 Yrs

Galesburg Specialty Average (25.7 Years) 25.7 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
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$340.00	$88.89
99202 New patient office or other outpatient visit, typically 20 minutes	15	15	$232.67	$46.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$367.50	$110.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	12	$152.00	$37.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	172	116	$187.00	$89.08
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	157	155	$12.00	$5.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	110	110	$278.00	$110.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	87	83	$277.00	$126.20
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	72	70	$1011.00	$88.38
45378 Diagnostic exam of large bowel using a flexible endoscope	64	64	$1227.00	$180.21
93923 Complete ultrasound study of arm and leg arteries	50	43	$61.00	$21.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$429.00	$165.38
93970 Ultrasound study of arm or leg veins with compression and maneuvers	43	42	$95.00	$33.55
93925 Ultrasound of leg arteries or artery grafts	41	36	$107.00	$38.00
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	36	30	$365.00	$134.37
99202 New patient office or other outpatient visit, typically 20 minutes	34	34	$190.00	$70.36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	34	17	$190.00	$70.90
45380 Biopsy of large bowel using an endoscope	34	34	$1519.00	$154.69
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	33	33	$1753.00	$247.92
93880 Ultrasound of both sides of head and neck blood flow	27	25	$100.00	$38.73
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	20	17	$38.00	$12.43
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	19	17	$64.00	$21.84
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	15	14	$209.00	$85.26
37227 Removal of plaque and insertion of stents into arteries in one leg, endovascular, accessed through the skin or open procedure	15	12	$2275.00	$717.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	218	168	$187.00	$74.06
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	170	169	$12.00	$5.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	136	51	$190.00	$72.53
99202 New patient office or other outpatient visit, typically 20 minutes	134	134	$190.00	$74.96
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	91	82	$365.00	$138.18
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	74	73	$1011.00	$94.94
93923 Complete ultrasound study of arm and leg arteries	69	59	$61.00	$22.84
45378 Diagnostic exam of large bowel using a flexible endoscope	67	67	$1227.00	$170.55
93925 Ultrasound of leg arteries or artery grafts	61	53	$107.00	$39.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	55	$277.00	$105.99
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	58	58	$1753.00	$261.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$429.00	$163.80
93880 Ultrasound of both sides of head and neck blood flow	39	39	$97.74	$40.65
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	36	35	$63.92	$22.65
93970 Ultrasound study of arm or leg veins with compression and maneuvers	35	34	$95.00	$35.29
45380 Biopsy of large bowel using an endoscope	33	33	$1519.00	$114.08
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	31	27	$38.00	$12.24
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	25	23	$209.00	$89.26
37227 Removal of plaque and insertion of stents into arteries in one leg, endovascular, accessed through the skin or open procedure	19	17	$2275.00	$757.65
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	17	15	$240.00	$58.79
99231 Follow-up hospital inpatient care per day, typically 15 minutes	13	11	$103.00	$39.84
11643 Removal of malignant growth (2.1 to 3.0 centimeters) of the face, ears, eyelids, nose, or lips	11	11	$875.00	$316.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	267	192	$187.00	$72.48
99202 New patient office or other outpatient visit, typically 20 minutes	149	149	$190.00	$74.69
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	122	121	$12.00	$5.75
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	101	92	$38.00	$12.43
45378 Diagnostic exam of large bowel using a flexible endoscope	100	98	$1227.00	$181.67
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	92	90	$1011.00	$92.01
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	92	92	$429.00	$159.25
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	83	43	$190.00	$72.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	80	$277.00	$104.03
93923 Complete ultrasound study of arm and leg arteries	78	69	$61.00	$22.67
93925 Ultrasound of leg arteries or artery grafts	67	59	$107.00	$40.12
93880 Ultrasound of both sides of head and neck blood flow	66	61	$92.00	$40.77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	65	57	$365.00	$135.37
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	53	53	$1753.00	$256.10
93970 Ultrasound study of arm or leg veins with compression and maneuvers	52	50	$95.00	$35.09
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	50	48	$64.00	$22.90
99231 Follow-up hospital inpatient care per day, typically 15 minutes	43	22	$105.02	$39.56
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	30	$535.00	$198.24
45380 Biopsy of large bowel using an endoscope	24	24	$1519.00	$156.43
11403 Removal of noncancer skin growth of body, arms, or legs, 2.1-3.0 cm	21	20	$525.00	$173.42
37227 Removal of plaque and insertion of stents into arteries in one leg, endovascular, accessed through the skin or open procedure	17	13	$2329.71	$750.69
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	17	14	$209.00	$88.43
47562 Removal of gallbladder using an endoscope	15	15	$3506.00	$686.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	258	244	$38.00	$12.61
99213 Established patient office or other outpatient visit, typically 15 minutes	246	189	$187.00	$70.67
99202 New patient office or other outpatient visit, typically 20 minutes	168	168	$190.00	$71.52
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	163	58	$190.00	$70.32
45378 Diagnostic exam of large bowel using a flexible endoscope	102	101	$1227.00	$179.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	100	87	$277.00	$102.34
93923 Complete ultrasound study of arm and leg arteries	94	82	$61.00	$22.35
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	87	85	$1011.00	$100.02
93925 Ultrasound of leg arteries or artery grafts	83	71	$107.00	$39.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	82	82	$429.00	$159.40
93880 Ultrasound of both sides of head and neck blood flow	72	69	$92.00	$40.25
93970 Ultrasound study of arm or leg veins with compression and maneuvers	71	69	$95.00	$34.64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	69	62	$535.00	$198.03
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	64	64	$1753.00	$259.14
99231 Follow-up hospital inpatient care per day, typically 15 minutes	59	33	$103.00	$38.94
45380 Biopsy of large bowel using an endoscope	51	51	$1519.00	$145.35
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	47	44	$63.94	$22.55
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	39	37	$365.00	$132.26
37227 Removal of plaque and insertion of stents into arteries in one leg, endovascular, accessed through the skin or open procedure	18	13	$2275.00	$721.57
36558 Insertion of tunneled central venous tube for infusion (5 years or older)	15	13	$1637.00	$248.33
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	15	14	$209.00	$86.93
11403 Removal of noncancer skin growth of body, arms, or legs, 2.1-3.0 cm	13	13	$516.46	$166.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$111.00	$42.21
93975 Complete ultrasound of abdomen and pelvis artery and vein blood flow	12	11	$240.00	$58.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	291	273	$38.00	$12.24
99213 Established patient office or other outpatient visit, typically 15 minutes	283	212	$187.00	$70.01
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	206	78	$190.00	$71.08
99202 New patient office or other outpatient visit, typically 20 minutes	181	181	$190.00	$72.03
99231 Follow-up hospital inpatient care per day, typically 15 minutes	119	60	$103.00	$38.83
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	115	112	$1011.00	$90.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	100	$277.00	$101.56
45378 Diagnostic exam of large bowel using a flexible endoscope	109	107	$1227.00	$176.64
93923 Complete ultrasound study of arm and leg arteries	90	78	$61.00	$22.60
93970 Ultrasound study of arm or leg veins with compression and maneuvers	86	80	$95.00	$34.78
93925 Ultrasound of leg arteries or artery grafts	85	73	$107.00	$39.28
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	81	81	$429.00	$159.67
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	80	77	$1753.00	$257.49
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	78	71	$365.00	$132.54
93880 Ultrasound of both sides of head and neck blood flow	75	71	$81.44	$40.12
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	61	54	$61.15	$22.08
45380 Biopsy of large bowel using an endoscope	47	47	$1519.00	$134.81
37227 Removal of plaque and insertion of stents into arteries in one leg, endovascular, accessed through the skin or open procedure	22	18	$2117.00	$751.77
75710 Radiological supervision and interpretation of imaging of artery of one arm or leg	20	17	$148.00	$56.56
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	20	$111.00	$41.84
47562 Removal of gallbladder using an endoscope	16	16	$3506.00	$619.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$278.00	$104.87
11643 Removal of malignant growth (2.1 to 3.0 centimeters) of the face, ears, eyelids, nose, or lips	15	15	$824.00	$310.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	15	15	$535.00	$199.92
11403 Removal of noncancer skin growth of body, arms, or legs, 2.1-3.0 cm	14	13	$488.00	$158.77
49505 Repair of groin hernia (5 years or older)	12	12	$2726.67	$618.99
43246 Insertion of stomach tube using a flexible endoscope	11	11	$1578.00	$206.76
43760 Change of stomach feeding, accessed through the skin	11	11	$748.00	$45.98

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

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

Carle Health Care Incorporated

600 S 13th St, Pekin, IL 615544936

Carle Health Care Incorporated

3591 Griffin Ave, Pekin, IL 615546258

Methodist Medical Center Of Illinois

600 S 13th St, Pekin, IL 615544936

Phone: 3093530825

Methodist Medical Center Of Illinois

815 Main St, Peoria, IL 616021076

Phone: 3096724977

Methodist Medical Center Of Illinois

600 S 13th St, Pekin, IL 615544936

Phone: 3096724522

Methodist Medical Center Of Illinois

3591 Griffin Ave, Pekin, IL 615546258

Phone: 3093537500

Methodist Medical Center Of Illinois

815 Main St, Peoria, IL 616021080

Phone: 3096724977

Carle Health Care Incorporated

611 W Park St, Urbana, IL 618012501

Phone: 8887122753

Carle Health Care Incorporated

611 W Park St, Urbana, IL 618012501

Practice Associates & Co-Workers

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

32 Associated Practitioners

Dr. Robert Currie , MD

Family Medicine

NPI 1043219579

Doctor of Medicine (M.D.)

Courtney Knuth-Galvin

Nurse Practitioner - Family

NPI 1134994361

Dr. Carl Strauch , MD

Internal Medicine

NPI 1154320620

Doctor of Medicine (M.D.)

Amy Mefford , CNM MS

Advanced Practice Midwife

NPI 1164416012

CNMMS

Dr. James Ruppel , MD

Ophthalmology

NPI 1164427613

Doctor of Medicine (M.D.)

Dr. Keith Peachey , MD

Family Medicine

NPI 1184623746

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 09, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 09, 2007

Registered at 834 N SEMINARY ST, SUITE 503, GALESBURG, IL 614012852 (Tel: 3093437773)

📍

Updated Business Mailing Address July 09, 2007

Registered at 834 N SEMINARY ST, SUITE 503, GALESBURG, IL 614012852 (Tel: 3093437773)

👤

Provider Name / Credentials Updated July 09, 2007

Recorded as MARK DAVIS, M.D.,F.A.C.S.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2007

Surgery

🟢

Initial NPI Registration & Enumeration June 09, 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: 1225079379

Entity Type:

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

Enumeration Date: June 09, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

834 N Seminary St, Suite 503

Galesburg, IL 614012852

Phone: 3093437773

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.