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GEIST CENTER FOR ALLERGY, ASTHMA & IMMUNOLOGY, PC
NPI 1407169030
Allergy & Immunology in Indianapolis, IN

Active since July 25, 2010
8150 OAKLANDON RD, INDIANAPOLIS, IN 46236(317) 826-5440(317) 826-5463 Get Directions Write a Review

NPPES record last updated: July 25, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Geist Center For Allergy, Asthma & Immunology, Pc NPPES

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

GEIST CENTER FOR ALLERGY, ASTHMA & IMMUNOLOGY, PC (NPI 1407169030) is a healthcare organization registered as an allergy & immunology in Indianapolis, Indiana and active in the NPI registry since July 2010. The organization lists Maria Luisa Pilar D. Ermitano, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1407169030
Entity TypeOrganization
Primary Taxonomy207K00000X
Legal Business NameGEIST CENTER FOR ALLERGY, ASTHMA & IMMUNOLOGY, PC
Location Address8150 OAKLANDON RDIndianapolis, IN 46236-9525
Mailing Address8150 Oaklandon RdIndianapolis, IN 46236-9525 · (317) 826-5440 · Fax (317) 826-5463
Phone(317) 826-5440
Fax(317) 826-5463
Organization SubpartNo
Authorized OfficialMaria Luisa Pilar D. ErmitanoPhysician/owner · (317) 829-5440
Enumeration DateJuly 25, 2010
✔ NPI 1407169030 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
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.
8150 OAKLANDON RD, Indianapolis, IN 46236
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Geist Center For Allergy, Asthma & Immunology, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateIndianaEnrollment IDO20110131000986Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Geist Center For Allergy, Asthma & Immunology, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Maria Luisa Pilar Ermitano, MD
Allergy/Immunology
NPI 1962473694
8150 OAKLANDON RD
Indianapolis, IN 46236
(317) 826-5440
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Geist Center For Allergy, Asthma & Immunology, PC's NPI number?

The NPI number for Geist Center For Allergy, Asthma & Immunology, PC is 1407169030. It was assigned to this organization in the NPPES registry on July 25, 2010.

Where is Geist Center For Allergy, Asthma & Immunology, PC located?

Geist Center For Allergy, Asthma & Immunology, PC is located at 8150 Oaklandon Rd, Indianapolis, IN 46236. The listed phone number is (317) 826-5440.

What is Geist Center For Allergy, Asthma & Immunology, PC's specialty?

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

Is Geist Center For Allergy, Asthma & Immunology, PC enrolled in Medicare?

Yes. Geist Center For Allergy, Asthma & Immunology, PC is registered in the Medicare PECOS enrollment system.

When is Geist Center For Allergy, Asthma & Immunology, PC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Indiana, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Geist Center For Allergy, Asthma & Immunology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Allergy/Immunology) reassigns their Medicare billing to Geist Center For Allergy, Asthma & Immunology, PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Geist Center For Allergy, Asthma & Immunology, PC accept?

Health plans from CareSource list Geist Center For Allergy, Asthma & Immunology, PC 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 Geist Center For Allergy, Asthma & Immunology, PC was last updated on July 25, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.