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Edit this profileAt a glance
- 5668 E State St, Rockford, IL 61108
About Dr. Keller
Based in Rockford, IL, Mary E. Keller, M.D. is listed in the NPI registry under surgery. Mary graduated from University of Missouri, Kansas City, School of Medicine in 1994. Medicare claims data shows Mary provided 934 services to 362 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, removal of tissue from wound, 20.0 sq cm or less, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1275567703 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (815) 229-7580
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5668 E STATE ST
Rockford, IL 61108
Conditions Commonly Evaluated or Treated
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Breast conditions
Cancer
- Colon cancer
- Esophageal cancer
- Liver cancer
- Neuroendocrine Tumors
- Pancreatic cancer
- Soft-tissue sarcoma
- Stomach cancer
- Thyroid cancer
Colorectal
Digestive
- Abdominal adhesions
- Acid reflux
- Acute pancreatitis
- Bowel obstruction
- Colon polyps
- Diverticulitis
- Gastroparesis
- Peptic ulcer disease
Digestive & blood
Digestive health
- Crohn's disease
- Fecal incontinence
- Perforated bowel
- Severe chronic constipation
- Swallowing difficulties
- Ulcerative colitis
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Procedures & services
Endocrine
Vascular
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
- Anal fistula surgery
- Anal Sphincter Repair
- Colon resection
- Hemorrhoid removal
- Ostomy reversal
- Ostomy surgery
- Rectal prolapse repair
- Surgery for chronic anal fissure
Consultations
Diagnostic
Digestive
Digestive health
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
- Cyst Removal
- Lipoma removal
- Mole removal
- Pilonidal cyst surgery
- Scar revision surgery
- Skin Tag Removal
Skin cancer
Vascular & cancer
Weight loss
Wound care
Procedures Most Often Billed to Medicare
934 services · 362 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Application of chemical to stop tissue regrowth in wound | Procedure | 17250 |
38 | Less often than most peers in Surgery |
| Removal of tissue from wound, 20.0 sq cm or less | Treatment | 97597 |
86 | As often as other peers in Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
570 | More than most peers in Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
69 | More often than most peers in Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
47 | More often than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
40 | More often than most peers in Surgery |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
30 | More often than most peers in Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
21 | As often as other peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
19 | Less often than most peers in Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
14 | Less often than most peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other general surgeons at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 4 groups
Other general surgeons in Rockford 5
Same specialty, same city.
Trained at University of Missouri, Kansas City, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at University of Missouri, Kansas City, School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Application of chemical to stop tissue regrowth in wound 4
Providers in IL who bill this service to Medicare most often.
Common questions
What does Mary E. Keller specialize in?
Mary E. Keller is a general surgeon in Rockford, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Where is Mary E. Keller located?
Mary E. Keller is listed at 5668 E State St, Rockford, IL 61108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mary E. Keller's phone number?
The number on file is (815) 229-7580. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mary E. Keller?
Mary E. Keller's National Provider Identifier is 1275567703. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mary E. Keller train?
Mary E. Keller attended University of Missouri, Kansas City, School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mary E. Keller have?
Mary E. Keller has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Mary E. Keller do most often?
According to Medicare billing data, Mary E. Keller performs procedures including application of chemical to stop tissue regrowth in wound; provides treatments such as removal of tissue from wound, 20.0 sq cm or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mary E. Keller's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mary E. Keller. If this is you, claiming it is free.
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