1. Home
  2. Directory
  3. Colorado
  4. Longmont
  5. Nurse Practitioner
  6. NPI Profile

GREGORY MICHAEL JENNINGS APRN
NPI 1245735497
Nurse Practitioner - Family in Longmont, CO

Active since March 29, 2018PECOS Enrolled
8444 SUMMERLIN DR, LONGMONT, CO 80503(720) 577-5251(720) 780-7057 Get Directions Write a Review

NPPES record last updated: June 30, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 5, 2020, Nov 6, 2019, Sep 6, 2019 and 2 more (5 updates tracked since 2018).

About Gregory Michael Jennings Aprn NPPES

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

GREGORY MICHAEL JENNINGS APRN (NPI 1245735497) is an individual family provider in Longmont, Colorado, licensed in Illinois (209017407) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245735497
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameGREGORY MICHAEL JENNINGSCredential: APRN
Location Address8444 SUMMERLIN DRLongmont, CO 80503-3906
Mailing Address1120 Shackelford RdFlorissant, MO 63031-4369 · (314) 830-5805 · Fax (314) 830-5806
Phone(720) 577-5251
Fax(720) 780-7057
Sole ProprietorNo
Enumeration DateMarch 29, 2018
Last NPPES UpdateJune 30, 20225 updates tracked since enumeration
NPPES CertifiedJune 30, 2022
✔ NPI 1245735497 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
Licenses✔ Licensed in IL · 209017407✔ Licensed in MO · 2018003488
8444 SUMMERLIN DR, Longmont, CO 80503
Open in Google Maps ↗

Other Identifiers 1

Medicaid209017407IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Michael Jennings Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

Alton Urgent Care Walk In Clinic Company
805 mi
Family Medicine
1417 WASHINGTON AVE
Alton, IL 62002
  • Reassigned Medicare billing, Illinois enrollment
  • 50 clinicians in this Medicare group
NPI 1013521343 (313) 948-3055
Granite City Urgent Care Walk-In Clinic
809 mi
Urgent Care
2861 MADISON AVE
Granite City, IL 62040
  • Reassigned Medicare billing, Illinois enrollment
  • 54 clinicians in this Medicare group
NPI 1659861953 (734) 771-8504
Waterloo Urgent Care Walk In Clinic Company
813 mi
Family Medicine
901 ILLINOIS ROUTE 3
Waterloo, IL 62298
  • Reassigned Medicare billing, Illinois enrollment
  • 51 clinicians in this Medicare group
NPI 1508471418 (313) 948-3055
Belleville Urgent Care Walk-In Clinic
818 mi
Family Medicine
2801 W MAIN ST
Belleville, IL 62226
  • Reassigned Medicare billing, Illinois enrollment
  • 53 clinicians in this Medicare group
NPI 1225694946 (313) 948-3055

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80503 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
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

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

AMAZE PROFESSIONAL MEDICAL SERVICES PC
Family Medicine
8444 SUMMERLIN DR
LONGMONT, CO 80503
Boulder County (303) 619-9252

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 Gregory Jennings's NPI number?

The NPI number for Gregory Jennings is 1245735497. It was assigned to this individual provider in the NPPES registry on March 29, 2018.

Where is Gregory Jennings located?

Gregory Jennings practices at 8444 Summerlin Dr, Longmont, CO 80503. The listed phone number is (720) 577-5251.

What is Gregory Jennings's specialty?

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

Is Gregory Jennings enrolled in Medicare?

Yes. Gregory Jennings is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gregory Jennings's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Jennings reassigns Medicare benefits to 4 organizations: Alton Urgent Care Walk In Clinic Company (Alton, IL), Granite City Urgent Care Walk-In Clinic (Granite City, IL), Waterloo Urgent Care Walk In Clinic Company (Waterloo, IL) and Belleville Urgent Care Walk-In Clinic (Belleville, IL). 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 Gregory Jennings's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Jennings accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Gregory Jennings 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 Gregory Jennings was last updated on June 30, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.