1. Home
  2. Directory
  3. Georgia
  4. Duluth
  5. Internal Medicine
  6. NPI Profile

CHARLES K AGUNOBI M.D.
NPI 1609864446
Internal Medicine in Duluth, GA

Active since October 06, 2005PECOS EnrolledAccepts Medicare Assignment
3099 BRECKINRIDGE BLVD STE 110, DULUTH, GA 30096(678) 242-8035(678) 373-1645 Get Directions Write a Review

NPPES record last updated: July 14, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 14, 2021, Jun 22, 2021, Jun 18, 2021 and 1 more (4 updates tracked since 2019).

About Charles K Agunobi M.d. NPPES

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

CHARLES K AGUNOBI M.D. (NPI 1609864446) is an individual internal medicine provider in Duluth, Georgia, licensed in Georgia (38161) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (1985).

NPPES Registry Identity

NPI1609864446
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameCHARLES K AGUNOBICredential: M.D.
Location Address3099 BRECKINRIDGE BLVD STE 110Duluth, GA 30096-1011
Mailing Address3099 Breckinridge Blvd Ste 110Duluth, GA 30096-1011 · (678) 242-8035 · Fax (678) 373-1645
Phone(678) 242-8035
Fax(678) 373-1645
Sole ProprietorNo
Medical School CMSOtherGraduated 1985
Enumeration DateOctober 6, 2005
Last NPPES UpdateJuly 14, 20214 updates tracked since enumeration
NPPES CertifiedJuly 14, 2021
✔ NPI 1609864446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in GA · 38161✔ Licensed in NC · 9400694
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 20751 (SC), 9400694 (NC)
3099 BRECKINRIDGE BLVD STE 110, Duluth, GA 30096
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1601 N Elm StHigh Point, NC 27262-4331 · Phone (336) 716-2255
Location 2401 S Marietta StGastonia, NC 28052-4331 · Phone (704) 866-8030 · Fax (704) 866-8717
Location 3129 N Washington StSumter, SC 29150-4949 · Phone (803) 434-6771 · Fax (803) 434-3955

Other Identifiers 2

MedicaidN0069ASC
Medicaid8910429NC

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of Alabama and more.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

Charles K Agunobi M.d. 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 ID749220440
PECOS Enrollment IDI20110830000490, I20180626000470
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

13

Medicare enrollment records show Charles Agunobi reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospital Physician Services - Southeast Professional Corporation
24 mi
Hospitalist
2151 W SPRING ST
Monroe, GA 30655
  • Reassigned Medicare billing, South Carolina enrollment
  • 311 clinicians in this Medicare group
NPI 1760410385 (770) 267-8461
Cogent Healthcare Of Georgia PC
79 mi
Internal Medicine
400 CHARTER BLVD
Macon, GA 31210
  • Reassigned Medicare billing, South Carolina enrollment
  • 268 clinicians in this Medicare group
NPI 1609827823 (478) 757-8200
Regency Hospital Of Greenville, LLC
94 mi
Internal Medicine
2000 E GREENVILLE ST FL 2
Anderson, SC 29621
  • Reassigned Medicare billing, South Carolina enrollment
  • 16 clinicians in this Medicare group
NPI 1194016097 (717) 972-1100
Benning Hospitalist Services, LLC
109 mi
Hospitalist
100 FRIST CT
Columbus, GA 31909
  • Reassigned Medicare billing, Georgia enrollment
  • 165 clinicians in this Medicare group
NPI 1215442173 (706) 494-2100
Muscogee Hospitalist Services, LLC
114 mi
Hospitalist
710 CENTER ST
Columbus, GA 31901
  • Reassigned Medicare billing, Georgia enrollment
  • 163 clinicians in this Medicare group
NPI 1639681851 (706) 571-1000
Sound Physicians Of South Carolina, LLC
138 mi
Hospitalist
302 UNIVERSITY PKWY
Aiken, SC 29801
  • Reassigned Medicare billing, South Carolina enrollment
  • 117 clinicians in this Medicare group
NPI 1922428358 (803) 641-5000
Medstreamline LLC
194 mi
Clinical Cardiac Electrophysiology
13600 S TRYON ST
Charlotte, NC 28278
  • Reassigned Medicare billing, Georgia and South Carolina enrollments
  • 5 clinicians in this Medicare group
NPI 1992451421 (864) 420-8700
Mcleod Health Clarendon
225 mi
Nurse Anesthetist, Certified Registered
10 E HOSPITAL ST
Manning, SC 29102
  • Reassigned Medicare billing, South Carolina enrollment
  • 215 clinicians in this Medicare group
NPI 1508218793 (843) 435-8463
Hospitalist Medicine Physicians Of North Carolina PLLC
286 mi
Internal Medicine
1200 N ELM ST, 5TH FLOOR
Greensboro, NC 27401
  • Reassigned Medicare billing, North Carolina enrollment
  • 254 clinicians in this Medicare group
NPI 1164724902 (336) 832-5777
Select Specialty Hospital - Durham Inc.
329 mi
Hospitalist
3643 N ROXBORO ST
Durham, NC 27704
  • Reassigned Medicare billing, North Carolina enrollment
  • 21 clinicians in this Medicare group
NPI 1457899676 (717) 972-1100

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.

Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 99091
This service involves gathering and analyzing health data from a patient, which is digitally stored and sent to a healthcare professional. This may include heart rate, blood pressure, or blood sugar levels. The process takes at least 30 minutes and is repeated every 30 days.
5,455 services1,602 patients
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457
This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.
2,433 services926 patients
Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458
This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.
2,258 services614 patients
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454
This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.
1,798 services682 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30096 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
81%36 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Home ventilator, any type, used with invasive interface, (e.g., tracheostomy tube) E0465
DME-Other DME · category DE005N
2 suppliers11 claims11 services$918.36 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Charles Agunobi's NPI number?

The NPI number for Charles Agunobi is 1609864446. It was assigned to this individual provider in the NPPES registry on October 6, 2005.

Where is Charles Agunobi located?

Charles Agunobi practices at 3099 Breckinridge Blvd Ste 110, Duluth, GA 30096. The listed phone number is (678) 242-8035.

What is Charles Agunobi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Charles Agunobi enrolled in Medicare?

Yes. Charles Agunobi 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 Charles Agunobi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Agunobi reassigns Medicare benefits to 13 organizations: Hospital Physician Services - Southeast Professional Corporation (Monroe, GA), Cogent Healthcare Of Georgia PC (Macon, GA), Regency Hospital Of Greenville, LLC (Anderson, SC), Benning Hospitalist Services, LLC (Columbus, GA), Muscogee Hospitalist Services, LLC (Columbus, GA) 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 Charles Agunobi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Agunobi accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list Charles Agunobi 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 Charles Agunobi was last updated on July 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.