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NICHOLAS RYAN SPENCER M.D.
NPI 1699121665
Obstetrics & Gynecology - Maternal & Fetal Medicine in Austin, TX

Active since May 10, 2016PECOS EnrolledAccepts Medicare Assignment
12200 RENFERT WAY STE G-3, AUSTIN, TX 78758(512) 821-2540(512) 973-3533 Get Directions Write a Review

NPPES record last updated: June 20, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 20, 2023, Jun 7, 2023, May 10, 2016 (3 updates tracked since 2016).

About Nicholas Ryan Spencer M.d. NPPES

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

NICHOLAS RYAN SPENCER M.D. (NPI 1699121665) is an individual maternal & fetal medicine provider in Austin, Texas, licensed in Texas (S8496) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical School At Houston (2016).

NPPES Registry Identity

NPI1699121665
Entity TypeIndividualMale
Primary Taxonomy207VM0101X
Provider Legal NameNICHOLAS RYAN SPENCERCredential: M.D.
Location Address12200 RENFERT WAY STE G-3Austin, TX 78758-5654
Mailing Address12200 Renfert Way Ste G-3Austin, TX 78758-5654 · (128) 212-5405 · Fax (512) 973-3533
Phone(512) 821-2540
Fax(512) 973-3533
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2016
Enumeration DateMay 10, 2016
Last NPPES UpdateJune 20, 20233 updates tracked since enumeration
NPPES CertifiedJune 20, 2023
✔ NPI 1699121665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in TX · S8496
Definition
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.
12200 RENFERT WAY STE G-3, Austin, TX 78758
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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

Nicholas Ryan Spencer 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 ID1557640646
PECOS Enrollment IDI20201111001037
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

2

Medicare enrollment records show Nicholas Spencer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. David's Specialized Women's Services, PLLC
Same address
Maternal & Fetal Medicine
12200 RENFERT WAY, SUITE G-3
Austin, TX 78758
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: St Davids Specialized Womens Services PLLC
  • 39 clinicians in this Medicare group
NPI 1821229568 (512) 821-2540
Utmb Faculty Group Practice
191 mi
General Practice
301 UNIVERSITY BLVD
Galveston, TX 77555
  • Reassigned Medicare billing, Texas enrollment
  • 2,222 clinicians in this Medicare group
NPI 1942241146 (409) 772-2222

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 78758 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
$131.95 typical visit price
range $57.88 – $174.00
Typical copayment $32.98 (range $14.47 – $43.50)
Most-billed visit code 99204
Established Patient
$71.95 typical visit price
range $18.88 – $142.23
Typical copayment $17.98 (range $4.72 – $35.55)
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 4

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

DR. ROBERT C JOHNSTON M.D.
Obstetrics & Gynecology (Maternal & Fetal Medicine)
12200 RENFERT WAY STE G-3
AUSTIN, TX 78758
Travis County (512) 821-2540
DR. KERRY D HOLLIMAN M.D.
Obstetrics & Gynecology (Maternal & Fetal Medicine)
12200 RENFERT WAY STE G-3
AUSTIN, TX 78758
Travis County (512) 821-2540
MARISSA BERRY MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
12200 RENFERT WAY STE G-3
AUSTIN, TX 78758
Travis County (512) 821-2540
DR. SANDRA HERRERA M.D.
Obstetrics & Gynecology (Maternal & Fetal Medicine)
12200 RENFERT WAY STE G-3
AUSTIN, TX 78758
Travis County (512) 821-2540

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 Nicholas Spencer's NPI number?

The NPI number for Nicholas Spencer is 1699121665. It was assigned to this individual provider in the NPPES registry on May 10, 2016.

Where is Nicholas Spencer located?

Nicholas Spencer practices at 12200 Renfert Way Ste G-3, Austin, TX 78758. The listed phone number is (512) 821-2540.

What is Nicholas Spencer's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Nicholas Spencer enrolled in Medicare?

Yes. Nicholas Spencer 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 Nicholas Spencer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Spencer reassigns Medicare benefits to 2 organizations: St. David's Specialized Women's Services, PLLC (Austin, TX) and Utmb Faculty Group Practice (Galveston, TX). 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 Nicholas Spencer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholas Spencer accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 7 other insurers list Nicholas Spencer 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 Nicholas Spencer was last updated on June 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.