MR. JOSEPH GREGORY APRN
NPI 1891454062
Nurse Practitioner in Grove, OK

Q: What is Joseph Gregory's NPI number?

The NPI number for Joseph Gregory is 1891454062. It was assigned to this individual provider in the NPPES registry on December 14, 2021.

Q: What is Joseph Gregory's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Joseph Gregory was last updated on October 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since December 14, 2021PECOS EnrolledAccepts Medicare Assignment

1001 E 18TH ST, GROVE, OK 74344(918) 822-2326 Get Directions Write a Review

NPPES record last updated: October 23, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 4, 2022, Dec 14, 2021 (2 updates tracked since 2021).

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About Mr. Joseph Gregory Aprn NPPES

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

MR. JOSEPH GREGORY APRN (NPI 1891454062) is an individual nurse practitioner in Grove, Oklahoma, licensed in Oklahoma (207892) and active in the NPI registry since December 2021. He is enrolled in Medicare PECOS, is affiliated with Integris Grove Hospital, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1891454062

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameMR. JOSEPH GREGORYCredential: APRN

Location Address1001 E 18TH STGrove, OK 74344-2907

Mailing Address1001 E 18th StGrove, OK 74344-2907 · (918) 822-2326

Phone(918) 822-2326

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateDecember 14, 2021

Last NPPES UpdateOctober 23, 20242 updates tracked since enumeration

NPPES CertifiedOctober 23, 2024

✔ NPI 1891454062 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in OK · 207892

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1001 E 18TH ST, Grove, OK 74344

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma.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

Mr. Joseph Gregory Aprn 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 ID2466832662

PECOS Enrollment IDI20220706001459

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

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

Integris Grove Hospital

1.7 mi

Rural Health

10 E 13TH ST
Grove, OK 74344

Reassigned Medicare billing, Oklahoma enrollment
16 clinicians in this Medicare group

NPI 1689274391 (918) 786-1909

Integris Miami Hospital

18 mi

Rural Health

30 B ST SW
Miami, OK 74354

Reassigned Medicare billing, Oklahoma enrollment
15 clinicians in this Medicare group

NPI 1912508375 (918) 542-5551

South Central Emergency Services PC

134 mi

Emergency Medicine

1323 W 6TH AVE
Stillwater, OK 74074

Reassigned Medicare billing, Oklahoma enrollment
298 clinicians in this Medicare group

NPI 1558663724 (925) 924-1600

Emergency Services Of Oklahoma PC

178 mi

Emergency Medicine

901 N PORTER AVE
Norman, OK 73071

Reassigned Medicare billing, Oklahoma enrollment
418 clinicians in this Medicare group

NPI 1215249891 (925) 924-1600

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

43 services42 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

17 services17 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

12 services11 patients

Hospital Affiliations CMS Care Compare

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

Integris Grove Hospital

Acute Care Hospitals · Grove, OK

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number370113

Location1001 East 18th StreetGrove, OK 74344 · Delaware County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74344 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

$82.46 typical visit price

range $53.00 – $162.61

Typical copayment $20.61 (range $13.25 – $40.65)

Most-billed visit code 99203

Established Patient

$94.27 typical visit price

range $16.68 – $132.40

Typical copayment $23.56 (range $4.17 – $33.10)

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 17

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

LUKE R LEMING DO

Family Medicine

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

JENNIFER DANIELLE PRENTICE APRN

Nurse Practitioner

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

MIDWEST HOSPITAL MEDICINE ASSOCIATES PC

Hospitalist

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

GRAND LAKE IMAGING PC

Radiology (Diagnostic Radiology)

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 221-7506

MRS. SARA MARGARET VAUGHAN PA-C

Physician Assistant

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

MARCUS STEVEN STACY

Physical Therapy Assistant

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

DIAGNOSTIC LABORATORY OF OKLAHOMA LLC

Clinical Medical Laboratory

1001 E 18TH ST, SUITE A
GROVE, OK 74344

Delaware County (918) 786-2243

INTEGRIS GROVE HOSPITAL

General Acute Care Hospital

1001 E 18TH ST
GROVE, OK 74344

Delaware County (918) 786-2243

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 Joseph Gregory's NPI number?

The NPI number for Joseph Gregory is 1891454062. It was assigned to this individual provider in the NPPES registry on December 14, 2021.

Where is Joseph Gregory located?

Joseph Gregory practices at 1001 E 18th St, Grove, OK 74344. The listed phone number is (918) 822-2326.

What is Joseph Gregory's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Joseph Gregory enrolled in Medicare?

Yes. Joseph Gregory 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 Joseph Gregory's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Gregory reassigns Medicare benefits to 4 organizations: Integris Grove Hospital (Grove, OK), Integris Miami Hospital (Miami, OK), South Central Emergency Services PC (Stillwater, OK) and Emergency Services Of Oklahoma PC (Norman, OK). 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 Joseph Gregory's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joseph Gregory accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Joseph Gregory 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 Joseph Gregory affiliated with any hospitals?

According to CMS data, Joseph Gregory is affiliated with Integris Grove Hospital.

When was this NPI record last updated?

The NPPES record for Joseph Gregory was last updated on October 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.