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KELLY AHTI
NPI 1982121190
Social Worker - Clinical in Grand Rapids, MI

Active since August 28, 2017PECOS EnrolledAccepts Medicare Assignment
3225 N EVERGREEN DR NE STE 301, GRAND RAPIDS, MI 49525(616) 364-1500 Get Directions Write a Review

NPPES record last updated: August 28, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Kelly Ahti NPPES

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

KELLY AHTI (NPI 1982121190) is an individual clinical provider in Grand Rapids, Michigan and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Human Medicine (2001).

NPPES Registry Identity

NPI1982121190
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameKELLY AHTI
Location Address3225 N EVERGREEN DR NE STE 301Grand Rapids, MI 49525-9334
Mailing Address300 68th St SeGrand Rapids, MI 49548-6927
Phone(616) 364-1500
Sole ProprietorNo
Medical School CMSMichigan State University College Of Human MedicineGraduated 2001
Enumeration DateAugust 28, 2017
✔ NPI 1982121190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
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.
3225 N EVERGREEN DR NE STE 301, Grand Rapids, MI 49525
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kelly Ahti is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8224303953
PECOS Enrollment IDI20171005003569
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

2

Medicare enrollment records show Kelly Ahti reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kelly Ahti, Lmsw PLLC
5.3 mi
Mental Health (Including Community Mental Health Center)
4519 CASCADE RD SE STE 2
Grand Rapids, MI 49546
  • Reassigned Medicare billing, Michigan enrollment
NPI 1992362347 (616) 724-4705
Pine Rest Christian Mental Health Services
13 mi
Social Worker
300 68TH ST SE
Grand Rapids, MI 49548
  • Reassigned Medicare billing, Michigan enrollment
  • 261 clinicians in this Medicare group
NPI 1922019157 (616) 455-5000

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 49525 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 $54.34 – $166.68
Typical copayment $0.00 (range $13.58 – $41.67)
Most-billed visit code NA
Established Patient
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
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 5

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

JENNIFER MARIE POLING LMSW
Social Worker (Clinical)
3225 N EVERGREEN DR NE STE 301
GRAND RAPIDS, MI 49525
Kent County (616) 364-1500
MRS. DAWN RENEE WALCOTT LMSW
Social Worker (Clinical)
3225 N EVERGREEN DR NE STE 301
GRAND RAPIDS, MI 49525
Kent County (616) 364-1500
EMILY HODYNA
Social Worker
3225 N EVERGREEN DR NE STE 301
GRAND RAPIDS, MI 49525
Kent County (616) 364-1500
KAITLYN GREENE HOUNSHELL MD
Psychiatry & Neurology (Psychiatry)
3225 N EVERGREEN DR NE STE 301
GRAND RAPIDS, MI 49525
Kent County (616) 364-1500
PINE REST CHRISTIAN MENTAL HEALTH SERVICES
Psychiatry & Neurology (Psychiatry)
3225 N EVERGREEN DR NE STE 301
GRAND RAPIDS, MI 49525
Kent County (616) 364-1500

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 Kelly Ahti's NPI number?

The NPI number for Kelly Ahti is 1982121190. It was assigned to this individual provider in the NPPES registry on August 28, 2017.

Where is Kelly Ahti located?

Kelly Ahti practices at 3225 N Evergreen Dr NE Ste 301, Grand Rapids, MI 49525. The listed phone number is (616) 364-1500.

What is Kelly Ahti's specialty?

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

Is Kelly Ahti enrolled in Medicare?

Yes. Kelly Ahti is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Kelly Ahti's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelly Ahti reassigns Medicare benefits to 2 organizations: Kelly Ahti, Lmsw PLLC (Grand Rapids, MI) and Pine Rest Christian Mental Health Services (Grand Rapids, MI). 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 Kelly Ahti's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kelly Ahti accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company, Priority Health and UnitedHealthcare list Kelly Ahti 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 Kelly Ahti was last updated on August 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.