Active NPI
Mackenzie Ann Sayer, PHD
- Clinical Psychologist
- Perry Point, MD
National Provider Identifier
1699346882
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 07561
- Practice address
- 59 Avenue D
Perry Point, MD 21902-1000 - Phone
- (410) 642-2411
- NPI assigned
- Jul 8, 2021
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 07561 | MD | Primary |
Addresses
Primary practice location
59 Avenue D
Perry Point, MD 21902-1000
Mailing address
59 Avenue D
Perry Point, MD 21902-1000
Phone (410) 642-2411
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 07561 | MD | MD | Clinical Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1625702400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1699346882",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "59 AVENUE D",
"city": "PERRY POINT",
"state": "MD",
"postal_code": "219021000",
"telephone_number": "410-642-2411"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "59 AVENUE D",
"city": "PERRY POINT",
"state": "MD",
"postal_code": "219021000",
"telephone_number": "410-642-2411"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SAYER",
"first_name": "MACKENZIE",
"middle_name": "ANN",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-07-08",
"last_updated": "2025-09-11",
"certification_date": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "MD",
"license": "07561",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Perry Point, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.