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RONALD SEAN DEMEYER FNP
NPI 1548958648
Nurse Practitioner - Family in Millen, GA

Active since April 26, 2023PECOS Enrolled
931 E WINTHROPE AVE, MILLEN, GA 30442(478) 982-4221 Get Directions Write a Review

NPPES record last updated: October 14, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ronald Sean Demeyer Fnp NPPES

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

RONALD SEAN DEMEYER FNP (NPI 1548958648) is an individual family provider in Millen, Georgia, licensed in Georgia (APRN-NP168404) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, is affiliated with Jefferson Hospital, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1548958648
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameRONALD SEAN DEMEYERCredential: FNP
Location Address931 E WINTHROPE AVEMillen, GA 30442-1839
Mailing Address591 Sisters Ferry RdClyo, GA 31303-3514 · (912) 667-8009
Phone(478) 982-4221
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateApril 26, 2023
Last NPPES UpdateOctober 14, 2025
NPPES CertifiedOctober 14, 2025
✔ NPI 1548958648 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 GA · APRN-NP168404
931 E WINTHROPE AVE, Millen, GA 30442
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ronald Sean Demeyer Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1254792146
PECOS Enrollment IDI20230725000660
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

6

Medicare enrollment records show Ronald Demeyer reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southland Optim Jenkins Emergency Medical Services, LLC
0.1 mi
Emergency Medicine
931 E WINTHROPE AVE
Millen, GA 30442
  • Reassigned Medicare billing, Georgia enrollment
  • 46 clinicians in this Medicare group
NPI 1265826242 (229) 236-0831
Southland Optim Screven Emergency Medical Services LLC
17 mi
Emergency Medicine
215 MIMS RD
Sylvania, GA 30467
  • Reassigned Medicare billing, Georgia enrollment
  • 46 clinicians in this Medicare group
NPI 1174917157 (229) 236-0831
Emanuel County Hospital Authority
28 mi
Surgery
120A VICTORY DR
Swainsboro, GA 30401
  • Reassigned Medicare billing, Georgia enrollment
  • 52 clinicians in this Medicare group
NPI 1003221243 (478) 237-3291
Southland Emergency Medical Services Consolidated, LLC
87 mi
Hospitalist
145 E PEACOCK ST
Cochran, GA 31014
  • Reassigned Medicare billing, Georgia enrollment
  • 155 clinicians in this Medicare group
NPI 1033464391 (478) 934-6211
Southland Consolidated Emergency Services, LLC
105 mi
Emergency Medicine
4 MEDICAL DR
Elberton, GA 30635
  • Reassigned Medicare billing, Georgia enrollment
  • 137 clinicians in this Medicare group
NPI 1174917124 (706) 283-3151
Peachtree Immediate Care Fp, LLC
180 mi
Family Medicine
3827 JIMMY LEE SMITH PKWY
Hiram, GA 30141
  • Reassigned Medicare billing, Georgia enrollment
  • 551 clinicians in this Medicare group
NPI 1437194156 (770) 222-8900

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 4

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.
40 services39 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.
37 services35 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
31 services30 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
24 services22 patients

Hospital Affiliations CMS Care Compare 2

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

Jefferson Hospital

Acute Care Hospitals · Louisville, GA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110100
Location1067 Peachtree StLouisville, GA 30434 · Jefferson County
Emergency services

Jenkins County Medical Center

Critical Access Hospitals · Millen, GA
OwnershipProprietary
CMS Certification Number111311
Location931 East Winthrope AvenueMillen, GA 30442 · Jenkins County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30442 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
$83.23 typical visit price
range $53.31 – $164.04
Typical copayment $20.80 (range $13.32 – $41.01)
Most-billed visit code 99203
Established Patient
$94.84 typical visit price
range $16.68 – $133.24
Typical copayment $23.71 (range $4.17 – $33.31)
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 19

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

GA MEDICAL HOLDINGS CORP
Medicare Defined Swing Bed Unit
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 982-4221
JENKINS COUNTY HOSPITAL LLC
Medicare Defined Swing Bed Unit
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 982-4221
COSTRINI & MEADOWS, PC
Internal Medicine (Pulmonary Disease)
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (912) 927-6270
NATALIA RIVERA VALENTINE
Speech-Language Pathologist
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 982-4221
INSULINIC OF GEORGIA LLC
Internal Medicine
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 239-0230
SYBIL ANETTE HEAD PT
Physical Therapist
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 982-4221
SOUTHLAND OPTIM JENKINS EMERGENCY MEDICAL SERVICES, LLC
Emergency Medicine
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (229) 236-0831
KYLIE FLOYD
Nurse Practitioner (Psychiatric/Mental Health)
931 E WINTHROPE AVE
MILLEN, GA 30442
Jenkins County (478) 982-4221

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 Ronald Demeyer's NPI number?

The NPI number for Ronald Demeyer is 1548958648. It was assigned to this individual provider in the NPPES registry on April 26, 2023.

Where is Ronald Demeyer located?

Ronald Demeyer practices at 931 E Winthrope Ave, Millen, GA 30442. The listed phone number is (478) 982-4221.

What is Ronald Demeyer's specialty?

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

Is Ronald Demeyer enrolled in Medicare?

Yes. Ronald Demeyer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ronald Demeyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Demeyer reassigns Medicare benefits to 6 organizations: Southland Optim Jenkins Emergency Medical Services, LLC (Millen, GA), Southland Optim Screven Emergency Medical Services LLC (Sylvania, GA), Emanuel County Hospital Authority (Swainsboro, GA), Southland Emergency Medical Services Consolidated, LLC (Cochran, GA), Southland Consolidated Emergency Services, LLC (Elberton, GA) and 1 more organization, 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 Ronald Demeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ronald Demeyer accept?

Health plans from Alliant Health Plans, Inc. list Ronald Demeyer 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 Ronald Demeyer affiliated with any hospitals?

According to CMS data, Ronald Demeyer is affiliated with Jefferson Hospital and Jenkins County Medical Center.

When was this NPI record last updated?

The NPPES record for Ronald Demeyer was last updated on October 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.