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STEPHEN LEE LARSON JR. LICSW, MSW
NPI 1659618650
Social Worker - Clinical in Mankato, MN

Active since January 10, 2013PECOS Enrolled
151 SAINT ANDREWS CT STE 710, MANKATO, MN 56001(507) 386-7121(507) 344-0690 Get Directions Write a Review

NPPES record last updated: June 6, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 6, 2023, Mar 16, 2023 (2 updates tracked since 2023).

About Stephen Lee Larson Jr. Licsw, Msw NPPES

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

STEPHEN LEE LARSON JR. LICSW, MSW (NPI 1659618650) is an individual clinical provider in Mankato, Minnesota, licensed in Minnesota (18241) and active in the NPI registry since January 2013. He is enrolled in Medicare PECOS and maintains a secondary practice location in Mankato.

NPPES Registry Identity

NPI1659618650
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameSTEPHEN LEE LARSON JR.Credential: LICSW, MSW
Location Address151 SAINT ANDREWS CT STE 710Mankato, MN 56001-8815
Mailing Address151 Saint Andrews Ct Ste 710Mankato, MN 56001-8815 · (507) 386-7121 · Fax (507) 344-0690
Phone(507) 386-7121
Fax(507) 344-0690
Sole ProprietorNo
Enumeration DateJanuary 10, 2013
Last NPPES UpdateJune 6, 20232 updates tracked since enumeration
NPPES CertifiedJune 6, 2023
✔ NPI 1659618650 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MN · 18241
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
151 SAINT ANDREWS CT STE 710, Mankato, MN 56001
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Secondary Practice Location 1

Location 11227 Caledonia StMankato, MN 56001-4329 · Phone (507) 388-8874 · Fax (507) 625-4807

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)

Stephen Lee Larson Jr. Licsw, Msw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

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

Surdy Psychological Services LLC
2.4 mi
Clinical
1227 CALEDONIA ST
Mankato, MN 56001
  • Reassigned Medicare billing, Minnesota enrollment
  • 4 clinicians in this Medicare group
NPI 1225576127 (507) 388-8874

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 56001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $56.00 – $168.28
Typical copayment $0.00 (range $14.00 – $42.07)
Most-billed visit code NA
Established Patient
$69.74 typical visit price
range $18.32 – $138.04
Typical copayment $17.43 (range $4.58 – $34.51)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 12

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

HEATHER FRANTUM-MATHES LMFT
Marriage & Family Therapist
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
LAURA JOELLE PIERSON LMFT
Marriage & Family Therapist
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
JANET MARIE MEEGAN MSW, LICSW
Social Worker (Clinical)
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
JOURNEYS TOWARD HEALING COUNSELING CENTER LLC
Counselor (Mental Health)
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
MS. DIANE CASPERS LICENSED PSYCHOLOGST
Psychologist
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (073) 867-1215
JUSTIN DAVID KRUSE MS, LMFT
Marriage & Family Therapist
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
DR. JOHN WILLIAM SEYMOUR PHD, LMFT
Marriage & Family Therapist
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121
KIMBERLY KAY SLETTE LICSW
Social Worker (Clinical)
151 SAINT ANDREWS CT STE 710
MANKATO, MN 56001
Blue Earth County (507) 386-7121

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 Stephen Larson's NPI number?

The NPI number for Stephen Larson is 1659618650. It was assigned to this individual provider in the NPPES registry on January 10, 2013.

Where is Stephen Larson located?

Stephen Larson practices at 151 Saint Andrews Ct Ste 710, Mankato, MN 56001. The listed phone number is (507) 386-7121.

What is Stephen Larson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Stephen Larson enrolled in Medicare?

Yes. Stephen Larson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Stephen Larson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Larson reassigns Medicare benefits to Surdy Psychological Services LLC (Mankato, 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 Stephen Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stephen Larson accept?

Health plans from HealthPartners list Stephen Larson 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 Stephen Larson was last updated on June 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.