MRS. IRENE ELIZABETH GREGORY FNP-BC, AGACNP-BC
NPI 1275198327
Nurse Practitioner - Acute Care in Springfield, TN

Active since May 03, 2019PECOS EnrolledAccepts Medicare Assignment
100 NORTHCREST DR, SPRINGFIELD, TN 37172(615) 384-2411 Get Directions Write a Review

NPPES record last updated: November 29, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 29, 2022, Sep 1, 2020, May 3, 2019 (3 updates tracked since 2019).

About Mrs. Irene Elizabeth Gregory Fnp-bc, Agacnp-bc NPPES

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

MRS. IRENE ELIZABETH GREGORY FNP-BC, AGACNP-BC (NPI 1275198327) is an individual acute care provider in Springfield, Tennessee, licensed in Tennessee (25855) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS, is affiliated with Vanderbilt University Medical Center, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1275198327
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameMRS. IRENE ELIZABETH GREGORYCredential: FNP-BC, AGACNP-BC
Location Address100 NORTHCREST DRSpringfield, TN 37172-3927
Mailing Address100 Northcrest DrSpringfield, TN 37172-3927 · (615) 384-2411
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMay 3, 2019
Last NPPES UpdateNovember 29, 20223 updates tracked since enumeration
NPPES CertifiedNovember 29, 2022
NPI 1275198327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License Licensed in TN · 25855
Also ListedRegistered Nurse · EmergencyTaxonomy 163WE0003X · License 198102 (TN)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 25855 (TN)
100 NORTHCREST DR, Springfield, TN 37172

Other Names 1

Former Name (1)Irene Elizabeth Russell

Accepted 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

Mrs. Irene Elizabeth Gregory Fnp-bc, Agacnp-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 ID2466781638
PECOS Enrollment IDI20190912003470
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.

Areas of Expertise CMS Part B claims

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
135 services123 patients

Hospital Affiliations CMS Care Compare 2

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

Vanderbilt University Medical Center

Acute Care Hospitals · Nashville, TN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440039
Location1211 Medical Center DriveNashville, TN 37232 · Davidson County
Emergency services Birthing friendly

Tristar Northcrest Medical Center

Acute Care Hospitals · Springfield, TN
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number440065
Location100 Northcrest DriveSpringfield, TN 37172 · Robertson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37172 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
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

Nurse Practitioner (Family)
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Emergency Medicine
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Pharmacist
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Hospitalist
100 NORTHCREST DR
SPRINGFIELD, TN 37172
General Acute Care Hospital
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Nurse Anesthetist, Certified Registered
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Emergency Medicine
100 NORTHCREST DR
SPRINGFIELD, TN 37172
Pharmacist
100 NORTHCREST DR
SPRINGFIELD, TN 37172

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 Irene Gregory's NPI number?

The NPI number for Irene Gregory is 1275198327. It was assigned to this individual provider in the NPPES registry on May 3, 2019. The provider is also known as Irene Elizabeth Russell.

Where is Irene Gregory located?

Irene Gregory practices at 100 Northcrest Dr, Springfield, TN 37172. The listed phone number is (615) 384-2411.

What is Irene Gregory's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Irene Gregory enrolled in Medicare?

Yes. Irene 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.

What insurance does Irene Gregory accept?

Health plans from Oscar Insurance Company list Irene 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 Irene Gregory affiliated with any hospitals?

According to CMS data, Irene Gregory is affiliated with Vanderbilt University Medical Center and Tristar Northcrest Medical Center.

When was this NPI record last updated?

The NPPES record for Irene Gregory was last updated on November 29, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.