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DR. BRIAN VINCENT DIECKMANN PSYD
NPI 1598906216
Psychologist - Clinical in Cedar Lake, IN

Active since March 09, 2009PECOS Enrolled
13650 HIGHLAND ST, CEDAR LAKE, IN 46303(219) 677-2462 Get Directions Write a Review

NPPES record last updated: March 9, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Brian Vincent Dieckmann Psyd NPPES

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

DR. BRIAN VINCENT DIECKMANN PSYD (NPI 1598906216) is an individual clinical provider in Cedar Lake, Indiana, licensed in Indiana (20042237A) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598906216
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. BRIAN VINCENT DIECKMANNCredential: PSYD
Location Address13650 HIGHLAND STCedar Lake, IN 46303-9800
Mailing Address13650 Highland StCedar Lake, IN 46303-9800 · (219) 677-2462
Phone(219) 677-2462
Sole ProprietorNo
Enumeration DateMarch 9, 2009
✔ NPI 1598906216 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 IN · 20042237A
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.
13650 HIGHLAND ST, Cedar Lake, IN 46303
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Brian Vincent Dieckmann Psyd 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 Brian Dieckmann reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southlake Community Mental Health Center, Inc
7.8 mi
Rehabilitation, Substance Use Disorder
8555 TAFT ST
Merrillville, IN 46410
  • Reassigned Medicare billing, Indiana enrollment
  • 19 clinicians in this Medicare group
NPI 1366942518 (219) 769-4500

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 46303 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
$161.76 typical visit price
range $53.07 – $161.76
Typical copayment $40.44 (range $13.26 – $40.44)
Most-billed visit code 99205
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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 Brian Dieckmann's NPI number?

The NPI number for Brian Dieckmann is 1598906216. It was assigned to this individual provider in the NPPES registry on March 9, 2009.

Where is Brian Dieckmann located?

Brian Dieckmann practices at 13650 Highland St, Cedar Lake, IN 46303. The listed phone number is (219) 677-2462.

What is Brian Dieckmann's specialty?

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

Is Brian Dieckmann enrolled in Medicare?

Yes. Brian Dieckmann is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brian Dieckmann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Dieckmann reassigns Medicare benefits to Southlake Community Mental Health Center, Inc (Merrillville, IN). 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 Brian Dieckmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brian Dieckmann accept?

Health plans from CareSource and Cigna Healthcare list Brian Dieckmann 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 Brian Dieckmann was last updated on March 9, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.