GERALYNN G. MORRISON M.D.
NPI 1710984539
Internal Medicine in Petal, MS
About Geralynn G. Morrison M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GERALYNN G. MORRISON M.D. (NPI 1710984539) is an individual internal medicine provider in Petal, Mississippi, licensed in Mississippi (21806) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Geralynn G. Morrison M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
13Medicare enrollment records show Geralynn Morrison reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Petal, MS 39465
- Reassigned Medicare billing, Mississippi enrollment
Petal, MS 39465
- Reassigned Medicare billing, Mississippi enrollment
- 696 clinicians in this Medicare group
Hattiesburg, MS 39404
- Reassigned Medicare billing, Mississippi enrollment
- Medicare enrollment name: Forrest County General Hospital
- 248 clinicians in this Medicare group
Hattiesburg, MS 39401
- Reassigned Medicare billing, Mississippi enrollment
- 56 clinicians in this Medicare group
Hattiesburg, MS 39401
- Reassigned Medicare billing, Mississippi enrollment
- 110 clinicians in this Medicare group
Richton, MS 39476
- Reassigned Medicare billing, Mississippi enrollment
- 38 clinicians in this Medicare group
Bassfield, MS 39421
- Reassigned Medicare billing, Mississippi enrollment
- 40 clinicians in this Medicare group
Poplarville, MS 39470
- Reassigned Medicare billing, Mississippi enrollment
- 36 clinicians in this Medicare group
Prentiss, MS 39474
- Reassigned Medicare billing, Mississippi enrollment
- 58 clinicians in this Medicare group
Prentiss, MS 39474
- Reassigned Medicare billing, Mississippi enrollment
- 58 clinicians in this Medicare group
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 11
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39465 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Geralynn Morrison's NPI number?
The NPI number for Geralynn Morrison is 1710984539. It was assigned to this individual provider in the NPPES registry on July 7, 2005.
Where is Geralynn Morrison located?
Geralynn Morrison practices at 102 Red Maple Trl, Petal, MS 39465. The listed phone number is (601) 310-6455.
What is Geralynn Morrison's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Geralynn Morrison enrolled in Medicare?
Yes. Geralynn Morrison is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Geralynn Morrison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Geralynn Morrison reassigns Medicare benefits to 13 organizations: G G Morrison LLC (Petal, MS), Hattiesburg Clinic PA (Petal, MS), Forrest General Hospital (Hattiesburg, MS), Relias Clinical Decision Specialists Of Hattiesburg, LLC (Hattiesburg, MS), Relias Emergency Medicine Specialists Of Hattiesburg LLC (Hattiesburg, MS) and 8 more organizations, listed in the Medicare section above. 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 Geralynn Morrison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Geralynn Morrison accept?
Health plans from Molina Healthcare and Oscar Health Plan, Inc. list Geralynn Morrison 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 Geralynn Morrison was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Geralynn G. Morrison, M.D. · NPI 1710984539
Internal Medicine physician in Petal, Mississippi. Individual provider, active in the CMS NPPES registry since July 7, 2005.
## Identity
- **NPI:** 1710984539 (Entity type: Individual)
- **Enumerated:** July 7, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 21806 (Mississippi)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 102 RED MAPLE TRL, Petal, MS 39465-2678
- **Phone:** (601) 310-6455
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 13 organizations under Medicare reassignment (form CMS-855R): G G Morrison LLC (NPI 1194857300, Petal, MS); Hattiesburg Clinic PA (NPI 1831299130, Petal, MS); Forrest General Hospital (NPI 1053512087, Hattiesburg, MS); Relias Clinical Decision Specialists Of Hattiesburg, LLC (NPI 1336867415, Hattiesburg, MS); Relias Emergency Medicine Specialists Of Hattiesburg LLC (NPI 1609409440, Hattiesburg, MS); and 8 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 25, 2025
- **Other identifiers:** Other 2072791 (MS); Other 6052782 (MS); Other 7627279 (MS); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1710984539) · Data from the CMS NPPES public registry.