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MRS. MARIA NWOKEDI ONUORAH NP
NPI 1144410473
Nurse Practitioner in Marietta, GA

Active since August 01, 2007PECOS EnrolledAccepts Medicare Assignment
670 NORTH AVE NW, SUITE A MARIETTA RHEUMATOLOGY ASSOCIATES PC, MARIETTA, GA 30060(770) 590-8328(770) 590-8231 Get Directions Write a Review

NPPES record last updated: January 10, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Mrs. Maria Nwokedi Onuorah Np NPPES

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

MRS. MARIA NWOKEDI ONUORAH NP (NPI 1144410473) is an individual nurse practitioner in Marietta, Georgia, licensed in Georgia (RN097700) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1144410473
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. MARIA NWOKEDI ONUORAHCredential: NP
Location Address670 NORTH AVE NW, SUITE A MARIETTA RHEUMATOLOGY ASSOCIATES PCMarietta, GA 30060-1100
Mailing Address4909 Great Meadows RdLithonia, GA 30038-2774 · (770) 808-7716
Phone(770) 590-8328
Fax(770) 590-8231
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateAugust 1, 2007
Last NPPES UpdateJanuary 10, 2022
✔ NPI 1144410473 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in GA · RN097700
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
670 NORTH AVE NW, Marietta, GA 30060
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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

Mrs. Maria Nwokedi Onuorah Np 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 ID42462699
PECOS Enrollment IDI20121206000419
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

3

Medicare enrollment records show Maria Onuorah reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Southeast Permanente Medical Group
13 mi
Internal Medicine
3495 PIEDMONT ROAD NE, NINE PIEDMONT CENTER
Atlanta, GA 30305
  • Reassigned Medicare billing, Georgia enrollment
  • 1,389 clinicians in this Medicare group
NPI 1245266956 (404) 364-3821
The Emory Clinic Inc
18 mi
Internal Medicine
1365 CLIFTON RD NE
Atlanta, GA 30322
  • Reassigned Medicare billing, Georgia enrollment
  • 4,840 clinicians in this Medicare group
NPI 1396798229 (404) 778-2144
Emory Specialty Associates, LLC
69 mi
Anesthesiology
303 SMITH ST
Lagrange, GA 30240
  • Reassigned Medicare billing, Georgia enrollment
  • 1,506 clinicians in this Medicare group
NPI 1407864168 (404) 778-4888

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 30060 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
$88.06 typical visit price
range $56.84 – $172.43
Typical copayment $22.01 (range $14.21 – $43.10)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 7

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

MRS. JANIE CLARE RISHEL-BRIER NP-C
Nurse Practitioner
670 NORTH AVE NW, SUITE E, ATTN: MACIETTA RHEUMATOLOGY ASSOCIATES, P.C.
MARIETTA, GA 30060
Cobb County (770) 590-8328
DR. MOHAMMED Y ABUBAKER MD
Internal Medicine (Rheumatology)
670 NORTH AVE NW
MARIETTA, GA 30060
Cobb County (770) 590-8328
MARIETTA RHEUMATOLOGY ASSOCIATES, P.C.
Specialist
670 NORTH AVE NW
MARIETTA, GA 30060
Cobb County (770) 590-8328
BONNIE SMITH P.T.
Physical Therapist
670 NORTH AVE NW, SUITE 201
MARIETTA, GA 30060
Cobb County (770) 792-8081
DR. JESSICA NEFF GRUSSEMEYER PT, DPT
Physical Therapist (Orthopedic)
670 NORTH AVE NW, SUITE 201
MARIETTA, GA 30060
Cobb County (770) 792-8081
AL WYNNE QUERUBIN GESITE P.T.
Physical Therapist
670 NORTH AVE NW, SUITE C
MARIETTA, GA 30060
Cobb County (404) 771-0554
PHYSIOEDGE, LLC
Clinic/Center (Physical Therapy)
670 NORTH AVE NW, SUITE 201
MARIETTA, GA 30060
Cobb County (770) 792-8081

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 Maria Onuorah's NPI number?

The NPI number for Maria Onuorah is 1144410473. It was assigned to this individual provider in the NPPES registry on August 1, 2007.

Where is Maria Onuorah located?

Maria Onuorah practices at 670 North Ave NW Suite A Marietta Rheumatology Associates PC, Marietta, GA 30060. The listed phone number is (770) 590-8328.

What is Maria Onuorah's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Maria Onuorah enrolled in Medicare?

Yes. Maria Onuorah 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 Maria Onuorah's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Onuorah reassigns Medicare benefits to 3 organizations: The Southeast Permanente Medical Group (Atlanta, GA), The Emory Clinic Inc (Atlanta, GA) and Emory Specialty Associates, LLC (Lagrange, GA). 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 Maria Onuorah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Maria Onuorah was last updated on January 10, 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.