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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

HARCHARAN SINGH
NPI 1861484800
Allergy & Immunology in Centerville, OH

Active since August 16, 2005PECOS EnrolledAccepts Medicare Assignment
8419 YANKEE STREET, CENTERVILLE, OH 45458(937) 297-8300(937) 910-0900 Get Directions Write a Review

NPPES record last updated: July 7, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 7, 2026, Apr 11, 2017 (2 updates tracked since 2017).

About Harcharan Singh NPPES

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

HARCHARAN SINGH (NPI 1861484800) is an individual allergy & immunology provider in Centerville, Ohio, licensed in New York (214027) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1861484800
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameHARCHARAN SINGH
Location Address8419 YANKEE STREETCenterville, OH 45458
Mailing Address3170 Kettering Blvd # B2Moraine, OH 45439-1924 · (937) 991-3188
Phone(937) 297-8300
Fax(937) 910-0900
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateAugust 16, 2005
Last NPPES UpdateJuly 7, 20262 updates tracked since enumeration
NPPES CertifiedJuly 7, 2026
✔ NPI 1861484800 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in NY · 214027
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.
8419 YANKEE STREET, Centerville, OH 45458
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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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Harcharan Singh 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 ID4385770056
PECOS Enrollment IDI20231213004085
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.

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 Harcharan Singh's NPI number?

The NPI number for Harcharan Singh is 1861484800. It was assigned to this individual provider in the NPPES registry on August 16, 2005.

Where is Harcharan Singh located?

Harcharan Singh practices at 8419 Yankee Street, Centerville, OH 45458. The listed phone number is (937) 297-8300.

What is Harcharan Singh's specialty?

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

Is Harcharan Singh enrolled in Medicare?

Yes. Harcharan Singh 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.

What insurance does Harcharan Singh accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 2 other insurers list Harcharan Singh 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 Harcharan Singh was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.