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SPECIALISTS IN OBSTETRICS AND GYNECOLOGY, PLLC
NPI 1447407226
Obstetrics & Gynecology in Houston, TX

Active since August 22, 2008
7400 FANNIN ST STE 840, HOUSTON, TX 77054(713) 799-9091 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 21, 2025, Aug 14, 2020 (2 updates tracked since 2020).

About Specialists In Obstetrics And Gynecology, Pllc NPPES

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

SPECIALISTS IN OBSTETRICS AND GYNECOLOGY, PLLC (NPI 1447407226) is a healthcare organization registered as an obstetrics & gynecology in Houston, Texas and active in the NPI registry since August 2008. The organization lists Nicholas Wadlington, Group Vice President, as its authorized official.

NPPES Registry Identity

NPI1447407226
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameSPECIALISTS IN OBSTETRICS AND GYNECOLOGY, PLLC
Location Address7400 FANNIN ST STE 840Houston, TX 77054-1934
Mailing Address2000 Health Park DrBrentwood, TN 37027-4692 · (615) 373-7406
Phone(713) 799-9091
Organization SubpartNo
Authorized OfficialNicholas WadlingtonGroup Vice President · (615) 372-7332
Enumeration DateAugust 22, 2008
Last NPPES UpdateNovember 21, 20252 updates tracked since enumeration
NPPES CertifiedNovember 21, 2025
✔ NPI 1447407226 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
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.
7400 FANNIN ST STE 840, Houston, TX 77054
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Specialists In Obstetrics And Gynecology, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Specialists In Obstetrics And Gynecology, PLLC, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Mary Caroline Imbs, DO
Obstetrics/Gynecology
NPI 1366970089
7600 FANNIN ST
Houston, TX 77054
(713) 790-1234
✔ PECOS✔ Accepts Medicare0.2 mi
Rachel Sievert, M.D.
Obstetrics/Gynecology
NPI 1043639404
500 W MEDICAL CENTER BLVD
Webster, TX 77598
(281) 332-2511
✔ PECOS20 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Specialists In Obstetrics And Gynecology, PLLC's NPI number?

The NPI number for Specialists In Obstetrics And Gynecology, PLLC is 1447407226. It was assigned to this organization in the NPPES registry on August 22, 2008.

Where is Specialists In Obstetrics And Gynecology, PLLC located?

Specialists In Obstetrics And Gynecology, PLLC is located at 7400 Fannin St Ste 840, Houston, TX 77054. The listed phone number is (713) 799-9091.

What is Specialists In Obstetrics And Gynecology, PLLC's specialty?

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

Is Specialists In Obstetrics And Gynecology, PLLC enrolled in Medicare?

Yes. Specialists In Obstetrics And Gynecology, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Specialists In Obstetrics And Gynecology, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Obstetrics/Gynecology, reassign their Medicare billing to Specialists In Obstetrics And Gynecology, PLLC. A 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 the clinician's services. Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Specialists In Obstetrics And Gynecology, PLLC accept?

Health plans from Blue Cross and Blue Shield of Texas list Specialists In Obstetrics And Gynecology, PLLC 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 Specialists In Obstetrics And Gynecology, PLLC was last updated on November 21, 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.