DR. MARGARET ANN MORRISON PHD
NPI 1336119767
Psychologist - Clinical in Topsham, ME
About Dr. Margaret Ann Morrison Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARGARET ANN MORRISON PHD (NPI 1336119767) is an individual clinical provider in Topsham, Maine, licensed in Maine (PS 1092) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Minnetonka, and is a graduate of Other (2001).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Margaret Ann Morrison Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Margaret Morrison reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Minnetonka, MN 55305
- Reassigned Medicare billing, Minnesota enrollment
- 37 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04086 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TOPSHAM, ME 04086
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Margaret Morrison's NPI number?
The NPI number for Margaret Morrison is 1336119767. It was assigned to this individual provider in the NPPES registry on January 26, 2006.
Where is Margaret Morrison located?
Margaret Morrison practices at 124 Main St, Topsham, ME 04086. The listed phone number is (207) 576-7221.
What is Margaret Morrison's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Margaret Morrison enrolled in Medicare?
Yes. Margaret Morrison is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Margaret Morrison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Morrison reassigns Medicare benefits to Choices Psychotherapy, Ltd. (Minnetonka, MN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Margaret Morrison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Morrison accept?
Health plans from HealthPartners list Margaret Morrison as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Margaret Morrison was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Margaret Ann Morrison, PHD · NPI 1336119767
Clinical provider in Topsham, Maine. Individual provider, active in the CMS NPPES registry since January 26, 2006.
## Identity
- **NPI:** 1336119767 (Entity type: Individual)
- **Enumerated:** January 26, 2006
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** PS 1092 (Maine)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 124 MAIN ST, Topsham, ME 04086-1221
- **Phone:** (207) 576-7221 · **Fax:** (207) 721-0642
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Choices Psychotherapy, Ltd. (NPI 1134171127, Minnetonka, MN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2001
## Record status
- **NPPES last updated:** February 12, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1336119767) · Data from the CMS NPPES public registry.