1. Home
  2. Directory
  3. Texas
  4. Missouri City
  5. Obstetrics Gynecology
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. NWANYIEZE IVANA AMAJOH-ANUNOBI M.D.
NPI 1497994149
Obstetrics & Gynecology in Missouri City, TX

Active since February 19, 2009PECOS Enrolled
4220 CARTWRIGHT RD STE 201, MISSOURI CITY, TX 77459(346) 585-4077(346) 476-0886 Get Directions Write a Review

NPPES record last updated: September 15, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 15, 2026, Feb 15, 2022 (2 updates tracked since 2022).

About Dr. Nwanyieze Ivana Amajoh-anunobi M.d. NPPES

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

DR. NWANYIEZE IVANA AMAJOH-ANUNOBI M.D. (NPI 1497994149) is an individual obstetrics & gynecology provider in Missouri City, Texas, licensed in Texas (N1977) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497994149
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. NWANYIEZE IVANA AMAJOH-ANUNOBICredential: M.D.
Location Address4220 CARTWRIGHT RD STE 201Missouri City, TX 77459-5308
Mailing Address4220 Cartwright Rd Ste 201Missouri City, TX 77459-5308 · (713) 446-6973
Phone(346) 585-4077
Fax(346) 476-0886
Sole ProprietorYes
Enumeration DateFebruary 19, 2009
Last NPPES UpdateSeptember 15, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2026
✔ NPI 1497994149 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in TX · N1977
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
4220 CARTWRIGHT RD STE 201, Missouri City, TX 77459
Open in Google Maps ↗

Other Identifiers 1

Medicaid205498301TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nwanyieze Ivana Amajoh-anunobi M.d. 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 Reassignment

Medicare enrollment records show Nwanyieze Amajoh-anunobi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Obhg Texas Holdings, P.A.
140 mi
Obstetrics & Gynecology
12221 N MOPAC EXPY
Austin, TX 78758
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Obhg Texas Holdings PA
  • 998 clinicians in this Medicare group
NPI 1083917769 (800) 967-2289

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 77459 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
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.

IVANA MD PLLC
Obstetrics & Gynecology (Gynecology)
4220 CARTWRIGHT RD STE 201
MISSOURI CITY, TX 77459
Fort Bend County (346) 585-4077

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 Nwanyieze Amajoh-anunobi's NPI number?

The NPI number for Nwanyieze Amajoh-anunobi is 1497994149. It was assigned to this individual provider in the NPPES registry on February 19, 2009.

Where is Nwanyieze Amajoh-anunobi located?

Nwanyieze Amajoh-anunobi practices at 4220 Cartwright Rd Ste 201, Missouri City, TX 77459. The listed phone number is (346) 585-4077.

What is Nwanyieze Amajoh-anunobi's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Nwanyieze Amajoh-anunobi enrolled in Medicare?

Yes. Nwanyieze Amajoh-anunobi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nwanyieze Amajoh-anunobi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nwanyieze Amajoh-anunobi reassigns Medicare benefits to Obhg Texas Holdings, P.A. (Austin, TX). The 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 Nwanyieze Amajoh-anunobi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nwanyieze Amajoh-anunobi accept?

Health plans from Blue Cross and Blue Shield of Texas list Nwanyieze Amajoh-anunobi 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 Nwanyieze Amajoh-anunobi was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days 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.