Doctor profile · Federal record
Dr. Susannah Spiess, MD
Gastroenterology Physician (CMS: Gastroenterology) · Glenview, IL
- NPI 1427076082
- Accepts Medicare
- MIPS 90.4 / 100 · 2023
- 36 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2100 Pfingsten RD
Glenview, IL 600261301
(847) 657-1900
fax (847) 657-1961 - Mailing address
-
2650 Ridge Ave
Evanston, IL 602011718
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- December 8, 2020
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036084828
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427076082. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
745
Distinct HCPCS
10
Medicare allowed
$90,848
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
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 | 204 | 203 | $6 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 168 | 168 | $136 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 112 | 112 | $274 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 63 | 61 | $190 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 54 | 49 | $152 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 43 | 43 | $90 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 40 | 40 | $104 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 27 | 21 | $85 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 21 | $140 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 13 | 13 | $201 |
In context: peer comparison
Among 9 peers in Glenview Gastroenterology Physician, average services per provider: 65. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
472
Patients
385
Total drug cost
$43,734
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 270 | 268 | $5,552 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 72 | 72 | $1,542 |
| Mesalamine | Generic | 30 | 0 | $30,232 |
| Ondansetron Hcl | Generic | 27 | 27 | $47 |
| Pantoprazole Sodium | Generic | 18 | 0 | $716 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 18 | 18 | $1,552 |
| Famotidine | Generic | 14 | 0 | $248 |
| Omeprazole | Generic | 12 | 0 | $135 |
| Balsalazide Disodium | Generic | 11 | 0 | $3,709 |
Hospital affiliations
Frequently asked questions
What is Dr. Susannah Spiess's medical specialty?
Dr. Susannah Spiess practices Gastroenterology Physician in Glenview, IL.
Where does Dr. Susannah Spiess practice?
Dr. Susannah Spiess practices at 2100 Pfingsten RD, Glenview, IL 600261301. Office phone: 8476571900.
What is Dr. Susannah Spiess's NPI?
Dr. Susannah Spiess's National Provider Identifier (NPI) is 1427076082, issued by NPPES.
Does Dr. Susannah Spiess accept Medicare assignment?
Yes. Dr. Susannah Spiess accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susannah Spiess commonly perform?
Top Medicare-reported procedures in 2023: 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 (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.