Dr. Michael Ansstas, MD
Dr. Michael Ansstas, MD is a Gastroenterology in Saint Louis, Missouri. Qualified in 2002, 24 years ago. Practices with Archbold Medical Group, Inc, a 81-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California, Illinois and Missouri.
- Years since qualifying
- 24
- Licensed in
- CA, IL, MO
- In the registry since
- 2012
- Specialties on file
- 3
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
11155 Dunn Rd Ste 309ESaint Louis, MO 63136-6111
Phone: (314) 953-8799
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (2)
- 4 Memorial Dr Ste 230b, Alton, IL 62002-6705 — (618) 463-7874
- 3 Saint Elizabeth Blvd, O Fallon, IL 62269-1281 — (618) 641-5803
Specialties & licences
| Gastroenterology Physician (primary) | Taxonomy 207RG0100X · Licence 2012032351 (MO) |
|---|---|
| Gastroenterology Physician | Taxonomy 207RG0100X · Licence 036153515 (IL) |
| Gastroenterology Physician | Taxonomy 207RG0100X · Licence A160085 (CA) |
Record details
| NPI number | 1851658728 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | April 17, 2012 |
| Last updated in NPPES | October 27, 2025 |
| Certification date | October 27, 2025 |
| Mailing address | 11155 Dunn Rd Ste 309e, Saint Louis, MO 63136-6111 |
Medicare enrollment
| Medicare specialty | GASTROENTEROLOGY |
|---|---|
| Also practises | ALLERGY/IMMUNOLOGY, INTERNAL MEDICINE |
| Medical school | OTHER |
| Graduated | 2002 (24 years in practice) |
| Group practice | Archbold Medical Group, Inc. — 81 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 2 on file with Medicare |
Other providers in Saint Louis
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Mohammed Eyad Yaseen Alsabbagh, MD
10012 Kennerly Rd Ste 102, Saint Louis, MO 63128-2197 · (314) 543-5911
-
Dr. Osama Altayar, MD
1 Barnes Jewish Hospital Plz Div Im Gastroenterology, Saint Louis, MO 63110-1003 · (314) 747-2066
-
Dr. Surachai Amornsawadwattana, MD
1 Barnes Jewish Hospital Plz Div Im Gastroenterology, Saint Louis, MO 63110-1003 · (314) 747-2066
-
Sajidul H Ansari, MD
3555 Sunset Ofc DR Ste 107, Saint Louis, MO 63127-1045 · (314) 543-5200
-
Dr. Naeem Aslam, MD
11155 Dunn Rd Ste 300, Saint Louis, MO 63136-6150 · (314) 963-8799
-
Youssef Assioun, MD
10012 Kennerly Rd Ste 102, Saint Louis, MO 63128-2197 · (314) 543-5911
-
Ruben Ricardo Aymerich, MD
6400 Clayton Rd Ste 216, Saint Louis, MO 63117-1850 · (314) 646-7848
-
Mr. Nikhil Banerjee, MD
11525 Olde Cabin Rd, Saint Louis, MO 63141-7146 · (314) 997-0554