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APEX ALLERGY
NPI 1316498884
Allergy & Immunology in Greenville, SC

Active since October 20, 2016
534 WOODS LAKE RD, GREENVILLE, SC 29607(864) 720-2739(864) 720-2740 Get Directions Write a Review

NPPES record last updated: August 30, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 30, 2017, Jun 20, 2017, Oct 20, 2016 (3 updates tracked since 2016).

About Apex Allergy NPPES

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

APEX ALLERGY (NPI 1316498884) is a healthcare organization registered as an allergy & immunology in Greenville, South Carolina and active in the NPI registry since October 2016. The organization lists Melissa Kay Oostdyk, Coordinator, Provider Relations, as its authorized official.

NPPES Registry Identity

NPI1316498884
Entity TypeOrganization
Primary Taxonomy207K00000X
Legal Business NameAPEX ALLERGY & IMMUNOLOGY, P.C.
Location Address534 WOODS LAKE RDGreenville, SC 29607-2778
Mailing Address534 Woods Lake RdGreenville, SC 29607-2778 · (864) 720-2739 · Fax (864) 720-2740
Phone(864) 720-2739
Fax(864) 720-2740
Organization SubpartNo
Authorized OfficialMelissa Kay OostdykCoordinator, Provider Relations · (864) 720-2739
Enumeration DateOctober 20, 2016
Last NPPES UpdateAugust 30, 20173 updates tracked since enumeration
✔ NPI 1316498884 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.
534 WOODS LAKE RD, Greenville, SC 29607
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Other Names 1

Doing Business AsApex Allergy

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Apex Allergy is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Apex Allergy, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Charles Greene, M.D.
Allergy/Immunology
NPI 1215985874
534 WOODS LAKE RD
Greenville, SC 29607
(864) 720-2739
✔ PECOSSame address
James Kuhlen, M.D.
Allergy/Immunology
NPI 1356662704
534 WOODS LAKE RD
Greenville, SC 29607
(864) 720-2739
✔ PECOS✔ Accepts MedicareSame address
Dennis Paulk, M.D.
Allergy/Immunology
NPI 1841604550
534 WOODS LAKE RD
Greenville, SC 29607
(864) 270-2739
✔ 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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 42D2119478

Apex Allergy & Immunology · Greenville, SC
Expired · Sep 27, 2026
CLIA Number42D2119478
Laboratory TypePhysician Office
Certificate Effective DateSeptember 28, 2024
Certificate Expiration DateSeptember 27, 2026
Laboratory DirectorCharles Greene
Laboratory Phone(864) 720-2739
Laboratory LocationApex Allergy & Immunology534 Woods Lake Rd, Greenville, SC 29607
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Apex Allergy & Immunology, P.C.'s NPI number?

The NPI number for Apex Allergy & Immunology, P.C. is 1316498884. It was assigned to this organization in the NPPES registry on October 20, 2016. The provider is doing business as Apex Allergy.

Where is Apex Allergy & Immunology, P.C. located?

Apex Allergy & Immunology, P.C. is located at 534 Woods Lake Rd, Greenville, SC 29607. The listed phone number is (864) 720-2739.

What is Apex Allergy & Immunology, P.C.'s specialty?

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

Is Apex Allergy & Immunology, P.C. enrolled in Medicare?

Yes. Apex Allergy & Immunology, P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Apex Allergy & Immunology, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Allergy/Immunology, reassign their Medicare billing to Apex Allergy & Immunology, P.C.. 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. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Apex Allergy & Immunology, P.C. accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and First Choice Next and 2 other insurers list Apex Allergy & Immunology, P.C. 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 Apex Allergy & Immunology, P.C. was last updated on August 30, 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.