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MR. DOUGLAS NYENKE APRN, PMHNP-BC
NPI 1780399055
Nurse Practitioner - Psychiatric/Mental Health in Chicago, IL

Active since January 20, 2023PECOS Enrolled
10406 S WESTERN AVE, CHICAGO, IL 60643(312) 857-4475(773) 666-7241 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 2, 2025, Jul 5, 2024, Jun 3, 2024 and 3 more (6 updates tracked since 2023).

About Mr. Douglas Nyenke Aprn, Pmhnp-bc NPPES

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

MR. DOUGLAS NYENKE APRN, PMHNP-BC (NPI 1780399055) is an individual psychiatric/mental health provider in Chicago, Illinois, licensed in Illinois (209026907) and active in the NPI registry since January 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1780399055
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameMR. DOUGLAS NYENKECredential: APRN, PMHNP-BC
Location Address10406 S WESTERN AVEChicago, IL 60643-2508
Mailing Address10406 S Western AveChicago, IL 60643-2508 · (312) 857-4475 · Fax (773) 666-7241
Phone(312) 857-4475
Fax(773) 666-7241
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateJanuary 20, 2023
Last NPPES UpdateSeptember 2, 20256 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2025
✔ NPI 1780399055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 209026907
10406 S WESTERN AVE, Chicago, IL 60643
Open in Google Maps ↗

Other Identifiers 1

Other1659135416Beverly Psychiatric Services Llc

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.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. Douglas Nyenke Aprn, Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8426414954
PECOS Enrollment IDI20230525001013
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 Reassignments

3

Medicare enrollment records show Douglas Nyenke reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Beverly Psychiatric Services LLC
Same address
Psychiatric/Mental Health
10406 S WESTERN AVE
Chicago, IL 60643
  • Reassigned Medicare billing, Illinois enrollment
  • 5 clinicians in this Medicare group
NPI 1659135416 (312) 857-4475
Elemental Center Ltd.
10 mi
Psychiatry
14484 JOHN HUMPHREY DR
Orland Park, IL 60462
  • Reassigned Medicare billing, Illinois enrollment
  • 16 clinicians in this Medicare group
NPI 1033410477 (708) 364-0580
Signify Health Medical Associates, PLLC
787 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, Illinois enrollment
  • 712 clinicians in this Medicare group
NPI 1750845863 (972) 715-3800

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 60643 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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.

Other Providers at the Same Location NPPES

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

BEVERLY PSYCHIATRIC SERVICES LLC
Nurse Practitioner (Psychiatric/Mental Health)
10406 S WESTERN AVE
CHICAGO, IL 60643
Cook County (312) 857-4475

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 Douglas Nyenke's NPI number?

The NPI number for Douglas Nyenke is 1780399055. It was assigned to this individual provider in the NPPES registry on January 20, 2023.

Where is Douglas Nyenke located?

Douglas Nyenke practices at 10406 S Western Ave, Chicago, IL 60643. The listed phone number is (312) 857-4475.

What is Douglas Nyenke's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Douglas Nyenke enrolled in Medicare?

Yes. Douglas Nyenke is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Douglas Nyenke's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Douglas Nyenke reassigns Medicare benefits to 3 organizations: Beverly Psychiatric Services LLC (Chicago, IL), Elemental Center Ltd. (Orland Park, IL) and Signify Health Medical Associates, PLLC (Dallas, TX). Each 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 Douglas Nyenke's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Douglas Nyenke accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Douglas Nyenke 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 Douglas Nyenke was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.