Dr. Gregory Charles Hahn, DO
Dr. Gregory Charles Hahn, DO is a Psychiatry in Merriam, Kansas. Qualified in 2007, 19 years ago. Practices with Shawnee Mission Medical Center Inc, a 277-clinician group and accepts Medicare assignment. Licensed in Kansas.
- Years since qualifying
- 19
- Licensed in
- KS
- In the registry since
- 2007
What do these letters mean?
- DO — Doctor of Osteopathic Medicine
- A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.
Practice location Address checks out
9100 W 74th StMerriam, KS 66204-4004
Phone: (913) 663-2642
Fax: (913) 632-2696
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Psychiatry Physician (primary) | Taxonomy 2084P0800X · Licence 05-39922 (KS) |
|---|
Record details
| NPI number | 1972702215 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | DO |
| Sole proprietor | No |
| NPI enumerated | July 17, 2007 |
| Last updated in NPPES | September 5, 2025 |
| Certification date | September 5, 2025 |
| Mailing address | 9100 W 74th St, Merriam, KS 66204-4004 |
Medicare enrollment
| Medicare specialty | PSYCHIATRY |
|---|---|
| Medical school | OTHER |
| Graduated | 2007 (19 years in practice) |
| Group practice | Shawnee Mission Medical Center Inc — 277 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 2 on file with Medicare |
Other providers in Merriam
-
Dr. Piyushkumar Jani, MD
9100 W 74th St, Merriam, KS 66204-4004 · (913) 632-2642
-
Dr. Mariana N Mack, MD
9100 W 74th St, Merriam, KS 66204
-
Sherif Aly Ragab, MBBCH
7301 E Frontage Rd Ste 100, Merriam, KS 66204-1654 · (913) 789-1900
-
Umang Harshadkumar Shah, MD, MPH
7301 E Frontage Rd Ste 100, Merriam, KS 66204-1654 · (913) 789-1900