Active NPI 1275567703 Individual Practitioner Female Practitioner

Dr. Mary E Keller , MD

Surgery • Rockford, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mary Keller, MD is a certified Surgery practicing in Rockford, IL. With approximately 32 years of clinical experience since graduating from University Of Missouri, Kansas City, School Of Medicine in 1994, Dr. Keller delivers high-quality medical care to the local community at 5668 E STATE ST.

Dr. Keller is affiliated with Osf Multi-Specialty Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, removal of tissue from wound, 20.0 sq cm or less, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5668 E State St

Rockford, IL 611082464

Telephone 8152297580

Fax 8152297585

Associated Practice Facility / Clinic

🏢 Fredric C. Kullberg, M.d.s.c. Facility NPI 1447364740

Medicare Profile & Education

Medical School

University Of Missouri, Kansas City, School Of Medicine

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Rockford, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

32 Yrs +11.3 yrs vs City Avg

City Avg: 20.7 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

35 Specialists

Practicing in Rockford, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

76.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Keller (32 Years) 32 Yrs

Rockford Specialty Average (20.7 Years) 20.7 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
99213 Established patient office or other outpatient visit, typically 15 minutes	570	112	$208.00	$62.95
97597 Removal of tissue from wound, 20.0 sq cm or less	86	36	$576.00	$32.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	27	$294.00	$91.42
99231 Follow-up hospital inpatient care per day, typically 15 minutes	47	45	$142.00	$48.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$285.00	$79.78
17250 Application of chemical to stop tissue regrowth in wound	38	19	$433.00	$34.32
99221 Initial hospital inpatient care per day, typically 30 minutes	30	30	$238.00	$80.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	21	$128.52	$53.53
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$424.00	$129.78
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	13	$225.00	$76.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
97598 Removal of tissue from wound, each additional 20.0 sq cm	838	14	$267.34	$24.41
99213 Established patient office or other outpatient visit, typically 15 minutes	582	123	$200.00	$64.37
97597 Removal of tissue from wound, 20.0 sq cm or less	180	50	$556.00	$34.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	76	64	$124.00	$53.99
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$274.00	$81.45
17250 Application of chemical to stop tissue regrowth in wound	35	16	$427.00	$36.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	18	$282.00	$94.95
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	13	$107.00	$48.88
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	22	22	$274.00	$108.17
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$410.00	$130.28
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$374.00	$127.55
11042 Removal of skin and tissue, 20.0 sq cm or less	18	15	$621.00	$58.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	15	$124.00	$34.73
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	15	15	$2442.00	$212.80
99213 Established patient office or other outpatient visit, typically 15 minutes	15	13	$200.00	$86.55
38900 Lymph node imaging during surgery	14	14	$771.00	$137.96
19125 Removal of breast growth, open procedure	13	13	$2834.00	$461.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	356	93	$193.11	$63.81
97598 Removal of tissue from wound, each additional 20.0 sq cm	184	14	$247.92	$25.01
97597 Removal of tissue from wound, 20.0 sq cm or less	179	46	$529.34	$34.86
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	67	60	$119.37	$54.03
99213 Established patient office or other outpatient visit, typically 15 minutes	45	44	$189.73	$88.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	42	42	$265.14	$107.67
99231 Follow-up hospital inpatient care per day, typically 15 minutes	35	19	$102.37	$37.92
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	16	$189.26	$69.28
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$265.31	$82.13
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	24	$362.75	$131.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	21	$115.25	$35.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$396.09	$133.36
11042 Removal of skin and tissue, 20.0 sq cm or less	20	15	$603.00	$57.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$268.82	$96.03
99221 Initial hospital inpatient care per day, typically 30 minutes	13	13	$270.54	$98.91
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	13	13	$2354.77	$270.14
38900 Lymph node imaging during surgery	11	11	$739.82	$139.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	152	45	$176.89	$66.99
99213 Established patient office or other outpatient visit, typically 15 minutes	121	85	$173.96	$89.26
97597 Removal of tissue from wound, 20.0 sq cm or less	103	29	$488.90	$35.93
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	70	35	$187.40	$70.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	60	28	$114.00	$35.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	51	51	$257.98	$110.07
99231 Follow-up hospital inpatient care per day, typically 15 minutes	39	21	$101.87	$37.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	19	$358.37	$134.10
99221 Initial hospital inpatient care per day, typically 30 minutes	17	17	$266.00	$100.07
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$258.88	$83.34
12031 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.5 cm or less	12	12	$1126.50	$111.39
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$2250.55	$305.14

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	128	38	$106.03	$25.87
99213 Established patient office or other outpatient visit, typically 15 minutes	109	91	$161.57	$73.37
97597 Removal of tissue from wound, 20.0 sq cm or less	88	28	$440.58	$37.49
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	69	37	$186.14	$72.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$251.13	$104.38
99221 Initial hospital inpatient care per day, typically 30 minutes	42	39	$262.19	$102.55
99231 Follow-up hospital inpatient care per day, typically 15 minutes	34	18	$101.21	$39.41
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	30	28	$352.17	$138.13
99213 Established patient office or other outpatient visit, typically 15 minutes	26	14	$162.08	$51.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	19	$104.29	$43.18
11042 Removal of skin and tissue, 20.0 sq cm or less	12	11	$533.50	$62.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	103	85	$153.90	$71.71
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	89	29	$97.39	$25.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	83	83	$243.99	$105.13
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	76	39	$180.29	$71.00
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	57	47	$97.79	$43.03
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	22	$341.45	$135.45
99221 Initial hospital inpatient care per day, typically 30 minutes	19	19	$251.74	$97.33

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	169	113	$94.62	$41.93
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	114	27	$95.13	$25.24
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	81	32	$173.52	$72.08
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	69	69	$237.93	$104.38
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	21	$329.35	$135.62
97597 Removal of tissue from wound, 20.0 sq cm or less	21	15	$357.00	$23.81
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$148.92	$70.56
19125 Removal of breast growth, open procedure	12	12	$2309.50	$465.19
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$2057.45	$242.70
38900 Lymph node imaging during surgery	11	11	$664.45	$143.10

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	159	109	$91.92	$40.45
99231 Follow-up hospital inpatient care per day, typically 15 minutes	95	54	$92.57	$37.65
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	86	86	$232.87	$101.48
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	60	30	$169.33	$68.94
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	22	$322.45	$131.27
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	17	17	$2008.35	$253.41
19125 Removal of breast growth, open procedure	17	17	$2257.06	$450.04
38900 Lymph node imaging during surgery	16	16	$649.94	$139.43
99213 Established patient office or other outpatient visit, typically 15 minutes	16	16	$143.25	$68.12
99221 Initial hospital inpatient care per day, typically 30 minutes	13	11	$240.23	$97.57
99239 Hospital discharge day management, more than 30 minutes	12	12	$249.58	$102.08
99238 Hospital discharge day management, 30 minutes or less	11	11	$170.27	$68.83

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036107717

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

036107717 (IL)

Commercial Insurance / Payer ID Railroad Medicare

020053661

Hospital & Practice Group Affiliations

Osf Multi-Specialty Group

5666 E State St, Rockford, IL 611082425

Phone: 8159218929

Practice Associates & Co-Workers

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

13 Associated Practitioners

Dr. Jeffrey Barteau , MD

Surgery

NPI 1053344903

Doctor of Medicine (M.D.)

Dr. Amanda Macquoid , MD

Surgery - Surgical Critical Care

NPI 1194284174

Doctor of Medicine (M.D.)

Dr. Paige Burnia , MD

Surgery - Surgical Critical Care

NPI 1205491859

Doctor of Medicine (M.D.)

Victoria Mccoy , APRN, CNP

Nurse Practitioner - Family

NPI 1326408436

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Dr. Edward Pyun , MD

Surgery

NPI 1386748473

Doctor of Medicine (M.D.)

Dr. Emily Wilczak , MD

Surgery

NPI 1386969400

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 October 06, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 06, 2015

Registered at 5668 E STATE ST, ROCKFORD, IL 611082464 (Tel: 8152297580)

📍

Updated Business Mailing Address October 06, 2015

Registered at 5668 E STATE ST, ROCKFORD, IL 611082464 (Tel: 8152297580)

👤

Provider Name / Credentials Updated October 06, 2015

Recorded as MARY KELLER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 06, 2015

Surgery (License #036107717 in IL)

🟢

Initial NPI Registration & Enumeration July 10, 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: 1275567703

Entity Type:

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

Enumeration Date: July 10, 2006

Last Update: October 06, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

5668 E State St

Rockford, IL 611082464

Phone: 8152297580

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.