| Doctor Name: | MARY ANN WILLIAMSON |
| NPI Number: | 1003130865 |
| Entity Type Code: | Individual (1) |
| Gender: | F |
| Credentials: | |
| License Number: | 001837 |
| Business Practice Address: | 7777 Bonhomme Ave Suite 909 Saint Louis, MO - 631051911 |
| Business Phone Number: | 8003560845 |
| Business Fax Number: | |
| Mailing Address: | 9735 Landmark Parkway Dr, Suite 17 SAINT LOUIS |
| State: | MO |
| Postal Code: | 631271646 |
| Phone Number: | 3148426223 |
| Fax Number: | |
| NPI Enumeration Date: | 03/23/2010 |
| NPI Last Update Date: | 03/23/2010 |
| Replacement NPI: | 0 |
| NPI Deactivation Date: | |
| NPI Reactivation Date: |
Taxonomy Information: | |
| Healthcare Provider Taxonomy: | 101YP2500X |
| License Number: | 001837 |
| Healthcare Provider Taxonomy: (Secondary) | Y |
| State: | MO |
| Taxonomy Type: | Behavioral Health & Social Service Providers |
| Taxonomy Classification: | Counselor |
| Taxonomy Specialization: | Professional |
| Taxonomy Definition: | |