1. Home
  2. Directory
  3. Georgia
  4. Peachtree City
  5. Counselor
  6. NPI Profile

NANCY MAINELLI-LANGER
NPI 1225833502
Counselor - Professional in Peachtree City, GA

Active since February 19, 2025PECOS Enrolled
135 GOVERNORS SQ STE C, PEACHTREE CITY, GA 30269(404) 960-0749(855) 817-2428 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 11, 2026, Feb 19, 2025 (2 updates tracked since 2025).

About Nancy Mainelli-langer NPPES

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

NANCY MAINELLI-LANGER (NPI 1225833502) is an individual professional provider in Peachtree City, Georgia and active in the NPI registry since February 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1225833502
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameNANCY MAINELLI-LANGER
Location Address135 GOVERNORS SQ STE CPeachtree City, GA 30269-4860
Mailing Address135 Governors Sq Ste CPeachtree City, GA 30269-4860
Phone(404) 960-0749
Fax(855) 817-2428
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateFebruary 19, 2025
Last NPPES UpdateAugust 11, 20262 updates tracked since enumeration
NPPES CertifiedAugust 11, 2026
✔ NPI 1225833502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
135 GOVERNORS SQ STE C, Peachtree City, GA 30269
Open in Google Maps ↗

Other Names 1

Professional Name (2)Nancy Langer

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nancy Mainelli-langer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7618435348
PECOS Enrollment IDI20260813001365
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 Nancy Mainelli-langer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Discovery Counseling And Assessment Center, LLC
6.2 mi
Professional
4006 HIGHWAY 34 E
Sharpsburg, GA 30277
  • Reassigned Medicare billing, Georgia enrollment
  • 41 clinicians in this Medicare group
NPI 1629439617 (404) 960-1282

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 5

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

BRANDON DUNCAN
Social Worker (Clinical)
135 GOVERNORS SQ STE C
PEACHTREE CITY, GA 30269
Fayette County (404) 960-0749
DIMETRIUS PERRYMOND
Counselor (Professional)
135 GOVERNORS SQ STE C
PEACHTREE CITY, GA 30269
Fayette County (404) 960-0749
AUDRI FLORES
Counselor (Professional)
135 GOVERNORS SQ STE C
PEACHTREE CITY, GA 30269
Fayette County (404) 960-0749
HEATHER ARSLANIAN
Counselor (Professional)
135 GOVERNORS SQ STE C
PEACHTREE CITY, GA 30269
Fayette County (404) 960-0749
ESTHER E OKUBOYEJO
Social Worker (Clinical)
135 GOVERNORS SQ STE C
PEACHTREE CITY, GA 30269
Fayette County (404) 940-4960

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 Nancy Mainelli-langer's NPI number?

The NPI number for Nancy Mainelli-langer is 1225833502. It was assigned to this individual provider in the NPPES registry on February 19, 2025. The provider is also known as Nancy Langer.

Where is Nancy Mainelli-langer located?

Nancy Mainelli-langer practices at 135 Governors Sq Ste C, Peachtree City, GA 30269. The listed phone number is (404) 960-0749.

What is Nancy Mainelli-langer's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Nancy Mainelli-langer enrolled in Medicare?

Yes. Nancy Mainelli-langer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nancy Mainelli-langer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Mainelli-langer reassigns Medicare benefits to Discovery Counseling And Assessment Center, LLC (Sharpsburg, GA). 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 Nancy Mainelli-langer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nancy Mainelli-langer accept?

Health plans from Oscar Health list Nancy Mainelli-langer 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 Nancy Mainelli-langer was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.