MR. CHRISTER B LARSSON PSYD
NPI 1376601906
Psychologist - Clinical in Cambridge, MA

Q: What is Christer Larsson's NPI number?

The NPI number for Christer Larsson is 1376601906. It was assigned to this individual provider in the NPPES registry on December 5, 2006.

Q: What is Christer Larsson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: Is Christer Larsson enrolled in Medicare?

No. Christer Larsson has opted out of Medicare through October 23, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Christer Larsson was last updated on January 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since December 05, 2006Opted out of Medicare · through Oct 23, 2026

810 MEMORIAL DR STE 103, CAMBRIDGE, MA 02139(617) 868-0400 Get Directions Write a Review

NPPES record last updated: January 14, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. Christer B Larsson Psyd NPPES

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

MR. CHRISTER B LARSSON PSYD (NPI 1376601906) is an individual clinical provider in Cambridge, Massachusetts, licensed in Massachusetts (PY7477) and active in the NPI registry since December 2006. He has opted out of Medicare through October 23, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1376601906

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameMR. CHRISTER B LARSSONCredential: PSYD

Location Address810 MEMORIAL DR STE 103Cambridge, MA 02139-4662

Mailing Address810 Memorial Dr Ste 103Cambridge, MA 02139-4662 · (617) 868-0400

Phone(617) 868-0400

Sole ProprietorYes

Enumeration DateDecember 5, 2006

Last NPPES UpdateJanuary 14, 2016

✔ NPI 1376601906 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in MA · PY7477

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

810 MEMORIAL DR STE 103, Cambridge, MA 02139

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mr. Christer B Larsson Psyd has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 23, 2016 through October 23, 2026.

Opt-Out Effective DateOctober 23, 2016

Opt-Out In Effect ThroughOctober 23, 2026Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02139 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

$189.86 typical visit price

range $63.72 – $189.86

Typical copayment $47.46 (range $15.93 – $47.46)

Most-billed visit code 99205

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Christer Larsson's NPI number?

The NPI number for Christer Larsson is 1376601906. It was assigned to this individual provider in the NPPES registry on December 5, 2006.

Where is Christer Larsson located?

Christer Larsson practices at 810 Memorial Dr Ste 103, Cambridge, MA 02139. The listed phone number is (617) 868-0400.

What is Christer Larsson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Christer Larsson enrolled in Medicare?

No. Christer Larsson has opted out of Medicare through October 23, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Christer Larsson was last updated on January 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.