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DR. GRACE CHRISTINE HENDRICKSON DO
NPI 1174103097
Allergy & Immunology in Greenwood, IN

Active since April 13, 2021PECOS Enrolled
965 EMERSON PKWY STE B, GREENWOOD, IN 46143(317) 865-0055(317) 865-0056 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 6, 2026, Jun 19, 2024, Jun 17, 2021 and 1 more (4 updates tracked since 2021).

About Dr. Grace Christine Hendrickson Do NPPES

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

DR. GRACE CHRISTINE HENDRICKSON DO (NPI 1174103097) is an individual allergy & immunology provider in Greenwood, Indiana, licensed in Indiana (02009104A) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174103097
Entity TypeIndividualFemale
Primary Taxonomy207K00000X
Provider Legal NameDR. GRACE CHRISTINE HENDRICKSONCredential: DO
Location Address965 EMERSON PKWY STE BGreenwood, IN 46143-6274
Mailing AddressPo Box 603725Charlotte, NC 28260-3725 · (828) 575-2625 · Fax (828) 350-2174
Phone(317) 865-0055
Fax(317) 865-0056
Sole ProprietorNo
Enumeration DateApril 13, 2021
Last NPPES UpdateJuly 6, 20264 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
✔ NPI 1174103097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in IN · 02009104A
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
965 EMERSON PKWY STE B, Greenwood, IN 46143
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health 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 (PECOS)

Dr. Grace Christine Hendrickson Do 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 Grace Hendrickson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Allergy Partners, PLLC
Same address
Allergy & Immunology
965 EMERSON PKWY STE B
Greenwood, IN 46143
  • Reassigned Medicare billing, Indiana enrollment
  • 14 clinicians in this Medicare group
NPI 1285234385 (317) 865-0055

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 3

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

ALLERGY PARTNERS, PLLC
Allergy & Immunology
965 EMERSON PKWY STE B
GREENWOOD, IN 46143
Johnson County (317) 865-0055
LAURA ELIZABETH SERTICH NP
Nurse Practitioner
965 EMERSON PKWY STE B
GREENWOOD, IN 46143
Johnson County (317) 865-0055
CENTRAL INDIANA ALLERGY LLC
Allergy & Immunology (Allergy)
965 EMERSON PKWY STE B
GREENWOOD, IN 46143
Johnson County (317) 865-0055

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 Grace Hendrickson's NPI number?

The NPI number for Grace Hendrickson is 1174103097. It was assigned to this individual provider in the NPPES registry on April 13, 2021.

Where is Grace Hendrickson located?

Grace Hendrickson practices at 965 Emerson Pkwy Ste B, Greenwood, IN 46143. The listed phone number is (317) 865-0055.

What is Grace Hendrickson's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Grace Hendrickson enrolled in Medicare?

Yes. Grace Hendrickson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Grace Hendrickson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grace Hendrickson reassigns Medicare benefits to Allergy Partners, PLLC (Greenwood, 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 Grace Hendrickson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Grace Hendrickson accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Anthem Blue Cross and Blue Shield list Grace Hendrickson 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 Grace Hendrickson was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.