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MR. NATHANIEL STEWART JR. M.A., L.P.
NPI 1225199052
Psychologist - Group Psychotherapy in Saint Paul, MN

Active since December 13, 2006
1535 LAUREL AVE, SAINT PAUL, MN 55104(651) 645-0645(651) 645-0630 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Nathaniel Stewart Jr. M.a., L.p. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. NATHANIEL STEWART JR. M.A., L.P. (NPI 1225199052) is an individual group psychotherapy provider in Saint Paul, Minnesota, licensed in Minnesota (LP2279) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1225199052
Entity TypeIndividualMale
Primary Taxonomy103TP2701X
Provider Legal NameMR. NATHANIEL STEWART JR.Credential: M.A., L.P.
Location Address1535 LAUREL AVESaint Paul, MN 55104-6739
Mailing Address1535 Laurel AveSaint Paul, MN 55104-6739 · (651) 645-0645 · Fax (651) 645-0630
Phone(651) 645-0645
Fax(651) 645-0630
Sole ProprietorYes
Enumeration DateDecember 13, 2006
Last NPPES UpdateJuly 9, 2007
✔ NPI 1225199052 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Group PsychotherapyBehavioral Health & Social Service Providers
Taxonomy Code103TP2701X
License✔ Licensed in MN · LP2279
Definition
A psychologist who specializes in group psychology and group psychotherapy that is an evidenced-based specialty that prepares group leaders to identify and capitalize on developmental and healing possibilities embedded in the interpersonal/intrapersonal functioning of individual group members as well as collectively for the group. Emphasis is placed on the use of group dynamics to assist and treat individual group members. The specialty is applicable to all age groups, children, adolescents, adults and older adults, for a wide variety of conditions and concerns, and in numerous and diverse settings.
1535 LAUREL AVE, Saint Paul, MN 55104
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Other Identifiers 4

OtherUCARE MNMN · 111770
Other62-73761MN · Medica
Other86656STMN · Bcbs
Medicare UPINMN HEALTHCARE PROGRAMN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HealthPartners.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Nathaniel Stewart Jr. M.a., L.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Nathaniel Stewart reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Psychology & Rehabilitation Services, Ltd
Same address
Community/Behavioral Health
1535 LAUREL AVE
Saint Paul, MN 55104
  • Reassigned Medicare billing, Minnesota enrollment
NPI 1740417757 (651) 645-0645

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PSYCHOLOGY & REHABILITATION SERVICES, LTD
Community/Behavioral Health
1535 LAUREL AVE
SAINT PAUL, MN 55104
Ramsey County (651) 645-0645

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 Nathaniel Stewart's NPI number?

The NPI number for Nathaniel Stewart is 1225199052. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is Nathaniel Stewart located?

Nathaniel Stewart practices at 1535 Laurel Ave, Saint Paul, MN 55104. The listed phone number is (651) 645-0645.

What is Nathaniel Stewart's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Group Psychotherapy, with taxonomy code 103TP2701X.

Is Nathaniel Stewart enrolled in Medicare?

Yes. Nathaniel Stewart is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nathaniel Stewart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathaniel Stewart reassigns Medicare benefits to Psychology & Rehabilitation Services, Ltd (Saint Paul, 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 Nathaniel Stewart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathaniel Stewart accept?

Health plans from HealthPartners list Nathaniel Stewart 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 Nathaniel Stewart was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.