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Edit this profileAt a glance
- 5841 S Maryland Ave, Chicago, IL 60637
About Dr. Shaffer
Virginia O. Shaffer, M.D. practices colorectal surgery (proctology) in Chicago, IL. Virginia is a 2003 graduate of University of Texas Medical School at San Antonio. Virginia is also listed as specializing in colon & rectal surgery and surgery. According to Medicare claims data, the services billed most often include biopsy of large bowel using a flexible endoscope and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1396921813.
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
- (888) 824-0200
- Email not available
Practice Locations
5841 S MARYLAND AVE
Chicago, IL 60637
Conditions Commonly Evaluated or Treated
Within Colon and Rectal Surgery 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
Anorectal conditions
Anorectal disorders
Bowel disorders
- Bowel Blockage in Babies
- Chronic diarrhea
- Constipation From Pain Medicine
- Difficulty Emptying Bowels
- Severely Enlarged Colon
- Twisted Bowel
Bowel symptoms
Cancer
Colon conditions
Digestive emergencies
Infections
Infections & cysts
Inflammatory bowel disease
Inflammatory conditions
Ostomy & surgical complications
Pain
Pelvic disorders
Pelvic floor & structure
Skin conditions
Tumors & growths
Vascular & inflammatory
Procedures & services
Most searched procedures
Abdominal surgery
Anorectal procedures
Bowel management
Cancer screening
Cancer surgery
Diagnostic tests
Diagnostics
Digestive health
Endoscopy & minimally invasive
Excision & drainage
Fistula procedures
Hemorrhoid treatments
Inflammatory bowel surgery
Injections & pain relief
Minimally invasive surgery
Ostomy surgery
Pelvic floor & prolapse
Pelvic therapy
Reconstructive surgery
Therapy & rehabilitation
Procedures Most Often Billed to Medicare
23 services · 23 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
12 | Less often than most peers in Colorectal Surgery (Proctology) |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less often than most peers in Colorectal Surgery (Proctology) |
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.
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.
Other colorectal surgery specialists in Chicago 8
Same specialty, same city.
Trained at University of Texas Medical School at San Antonio 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2003 at University of Texas Medical School at San Antonio 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Virginia O. Shaffer specialize in?
Virginia O. Shaffer is a colorectal surgery (proctology) in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Virginia O. Shaffer located?
Virginia O. Shaffer is listed at 5841 S Maryland Ave, Chicago, IL 60637. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Virginia O. Shaffer's phone number?
The number on file is (888) 824-0200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Virginia O. Shaffer?
Virginia O. Shaffer's National Provider Identifier is 1396921813. 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 Virginia O. Shaffer train?
Virginia O. Shaffer attended University of Texas Medical School at San Antonio, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Virginia O. Shaffer have?
Virginia O. Shaffer has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Virginia O. Shaffer do most often?
According to Medicare billing data, Virginia O. Shaffer performs procedures including biopsy of large bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Virginia O. Shaffer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Virginia O. Shaffer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.