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DENISE GREGG FNP, BC
NPI 1831975762
Nurse Practitioner - Family in Huntington, WV

Active since September 06, 2023PECOS EnrolledAccepts Medicare Assignment
1600 MEDICAL CENTER DRIVE, SUITE 1500, HUNTINGTON, WV 25701(304) 691-1100(304) 691-1153 Get Directions Write a Review

NPPES record last updated: June 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 21, 2026, Sep 6, 2023 (2 updates tracked since 2023).

About Denise Gregg Fnp, Bc NPPES

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

DENISE GREGG FNP, BC (NPI 1831975762) is an individual family provider in Huntington, West Virginia, licensed in West Virginia (117114) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, is affiliated with St Mary's Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1831975762
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDENISE GREGGCredential: FNP, BC
Location Address1600 MEDICAL CENTER DRIVE, SUITE 1500Huntington, WV 25701-3657
Mailing Address1448 10th Ave Ste 304Huntington, WV 25701-3579 · (304) 691-6381 · Fax (304) 691-8591
Phone(304) 691-1100
Fax(304) 691-1153
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 6, 2023
Last NPPES UpdateJune 11, 20262 updates tracked since enumeration
NPPES CertifiedJune 11, 2026
✔ NPI 1831975762 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in WV · 117114
1600 MEDICAL CENTER DRIVE, Huntington, WV 25701
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11340 Hal Greer BlvdHuntington, WV 25701-3804 · Phone (304) 399-6727
Location 22900 1st Ave Rm 1025Huntington, WV 25702-1241 · Phone (304) 399-7484

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 and accepts Medicare assignment

Denise Gregg Fnp, Bc 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 ID9931549722
PECOS Enrollment IDI20240426001391
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

4

Medicare enrollment records show Denise Gregg reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Physicians & Surgeons, Inc
Same address
Internal Medicine
1600 MEDICAL CENTER DRIVE
Huntington, WV 25701
  • Reassigned Medicare billing, West Virginia enrollment
  • 525 clinicians in this Medicare group
NPI 1730183286 (304) 691-8722
Cabell Huntington Hospital Inc
Same address
Anesthesiology
1340 HAL GREER BLVD
Huntington, WV 25701
  • Reassigned Medicare billing, West Virginia enrollment
  • 183 clinicians in this Medicare group
NPI 1275576373 (304) 399-2960
St. Mary's Medical Management, LLC
2.1 mi
Orthopaedic Surgery
2828 1ST AVE STE 400
Huntington, WV 25702
  • Reassigned Medicare billing, West Virginia enrollment
  • 160 clinicians in this Medicare group
NPI 1205596665 (304) 525-6905
St Mary's Hospitalist Services, LLC
2.1 mi
Internal Medicine
2900 1ST AVE RM 1025
Huntington, WV 25702
  • Reassigned Medicare billing, West Virginia enrollment
  • Medicare enrollment name: St Marys Hospitalist Services LLC
  • 94 clinicians in this Medicare group
NPI 1942432687 (304) 399-7484

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

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Mary's Medical Center

Acute Care Hospitals · Huntington, WV
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number510007
Location2900 1st AvenueHuntington, WV 25702 · Cabell County
Emergency services

Cabell Huntington Hospital, Inc

Acute Care Hospitals · Huntington, WV
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510055
Location1340 Hal Greer BoulevardHuntington, WV 25701 · Cabell County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 25701 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
$83.49 typical visit price
range $53.20 – $164.59
Typical copayment $20.87 (range $13.30 – $41.14)
Most-billed visit code 99203
Established Patient
$94.81 typical visit price
range $16.47 – $133.29
Typical copayment $23.70 (range $4.11 – $33.32)
Most-billed visit code 99214
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 20

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

RIDA S MAZAGRI MD
Neurological Surgery
1600 MEDICAL CENTER DRIVE, SUITE B500
HUNTINGTON, WV 25701
Cabell County (304) 691-1787
JACKIE R STINES JR. MD
Pediatrics (Pediatric Cardiology)
1600 MEDICAL CENTER DRIVE, STE 3500
HUNTINGTON, WV 25701
Cabell County (304) 691-1300
AMY LEIGH SMITH MD
Obstetrics & Gynecology
1600 MEDICAL CENTER DRIVE, SUITE 4500
HUNTINGTON, WV 25701
Cabell County (304) 691-1400
DR. JUSTIN M NOLTE MD
Psychiatry & Neurology (Neurology)
1600 MEDICAL CENTER DRIVE, SUITE B500
HUNTINGTON, WV 25701
Cabell County (304) 691-1787
MARSHALL PHARMACY INC.
Pharmacy (Clinic Pharmacy)
1600 MEDICAL CENTER DRIVE
HUNTINGTON, WV 25701
Cabell County (304) 691-6879
PATRICIA KELLY MD
Pediatrics
1600 MEDICAL CENTER DRIVE, SUITE 3500
HUNTINGTON, WV 25701
Cabell County (304) 691-1300
MR. SAIF GHISHAN MD
Student in an Organized Health Care Education/Training Program
1600 MEDICAL CENTER DRIVE
HUNTINGTON, WV 25701
Cabell County (304) 691-1824
FIASILI FITISEMANU-BARTRAM PRSS
Peer Specialist
1600 MEDICAL CENTER DRIVE
HUNTINGTON, WV 25701
Cabell County (304) 691-1100

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 Denise Gregg's NPI number?

The NPI number for Denise Gregg is 1831975762. It was assigned to this individual provider in the NPPES registry on September 6, 2023.

Where is Denise Gregg located?

Denise Gregg practices at 1600 Medical Center Drive Suite 1500, Huntington, WV 25701. The listed phone number is (304) 691-1100.

What is Denise Gregg's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Denise Gregg enrolled in Medicare?

Yes. Denise Gregg 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 Denise Gregg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Denise Gregg reassigns Medicare benefits to 4 organizations: University Physicians & Surgeons, Inc (Huntington, WV), Cabell Huntington Hospital Inc (Huntington, WV), St. Mary's Medical Management, LLC (Huntington, WV) and St Mary's Hospitalist Services, LLC (Huntington, WV). 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 Denise Gregg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Denise Gregg accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Highmark Blue Cross Blue Shield West Virginia and 1 other insurer list Denise Gregg 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.

Is Denise Gregg affiliated with any hospitals?

According to CMS data, Denise Gregg is affiliated with St Mary's Medical Center and Cabell Huntington Hospital, Inc.

When was this NPI record last updated?

The NPPES record for Denise Gregg was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.