NICHOLAI STEPHENS M.D.
NPI 1134479199
Surgery in Houston, TX

Q: What is Nicholai Stephens's NPI number?

The NPI number for Nicholai Stephens is 1134479199. It was assigned to this individual provider in the NPPES registry on September 17, 2012.

Q: What is Nicholai Stephens's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Nicholai Stephens was last updated on April 16, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since September 17, 2012PECOS EnrolledAccepts Medicare Assignment

12121 RICHMOND AVE STE 224, HOUSTON, TX 77082(713) 935-9758(713) 467-6209 Get Directions Write a Review

NPPES record last updated: April 16, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Nicholai Stephens M.d. NPPES

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

NICHOLAI STEPHENS M.D. (NPI 1134479199) is an individual surgery provider in Houston, Texas, licensed in Texas (P9262) and active in the NPI registry since September 2012. He is enrolled in Medicare PECOS, is affiliated with Hca Houston Healthcare West, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1134479199

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameNICHOLAI STEPHENSCredential: M.D.

Location Address12121 RICHMOND AVE STE 224Houston, TX 77082-2422

Mailing Address1140 Business Center Dr Ste 403Houston, TX 77043-2743 · (713) 935-9758 · Fax (713) 467-6209

Phone(713) 935-9758

Fax(713) 467-6209

Sole ProprietorNo

Medical School CMSOtherGraduated 2009

Enumeration DateSeptember 17, 2012

Last NPPES UpdateApril 16, 2018

✔ NPI 1134479199 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in TX · P9262

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

12121 RICHMOND AVE STE 224, Houston, TX 77082

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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

Nicholai Stephens 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 ID6608146444

PECOS Enrollment IDI20170726003707

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

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

Oprex Medical Group, PLLC

Same address

Sleep Medicine

12121 RICHMOND AVE STE 104
Houston, TX 77082

Reassigned Medicare billing, Texas enrollment
11 clinicians in this Medicare group

NPI 1740924604 (281) 920-5558

Surgical Associates Of Houston, P.A.

4.5 mi

Surgery

1140 BUSINESS CENTER DR, SUITE 403
Houston, TX 77043

Reassigned Medicare billing, Texas enrollment
3 clinicians in this Medicare group

NPI 1316913478 (713) 935-9758

Round Table Specialist Group, PLLC

4.7 mi

Emergency Medicine

8910 HIGHWAY 6 S
Houston, TX 77083

Reassigned Medicare billing, Texas enrollment
43 clinicians in this Medicare group

NPI 1497152268 (832) 429-8027

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 2

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.

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

17 services16 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hca Houston Healthcare West

Acute Care Hospitals · Houston, TX

2/5 CMS rating

OwnershipProprietary

CMS Certification Number450644

Location12141 Richmond AveHouston, TX 77082 · Harris County

Emergency services Birthing friendly

Ad Hospital East, LLC

Acute Care Hospitals · Houston, TX

OwnershipProprietary

CMS Certification Number670102

Location12950 East Freeway, Suite 100Houston, TX 77015 · Harris County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77082 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

$90.40 typical visit price

range $58.24 – $176.98

Typical copayment $22.60 (range $14.56 – $44.24)

Most-billed visit code 99203

Established Patient

$72.62 typical visit price

range $18.60 – $143.93

Typical copayment $18.15 (range $4.65 – $35.98)

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.

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 Nicholai Stephens's NPI number?

The NPI number for Nicholai Stephens is 1134479199. It was assigned to this individual provider in the NPPES registry on September 17, 2012.

Where is Nicholai Stephens located?

Nicholai Stephens practices at 12121 Richmond Ave Ste 224, Houston, TX 77082. The listed phone number is (713) 935-9758.

What is Nicholai Stephens's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Nicholai Stephens enrolled in Medicare?

Yes. Nicholai Stephens 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 Nicholai Stephens's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholai Stephens reassigns Medicare benefits to 3 organizations: Oprex Medical Group, PLLC (Houston, TX), Surgical Associates Of Houston, P.A. (Houston, TX) and Round Table Specialist Group, PLLC (Houston, 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 Nicholai Stephens's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholai Stephens 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 3 other insurers list Nicholai Stephens 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.

Is Nicholai Stephens affiliated with any hospitals?

According to CMS data, Nicholai Stephens is affiliated with Hca Houston Healthcare West and Ad Hospital East, LLC.

When was this NPI record last updated?

The NPPES record for Nicholai Stephens was last updated on April 16, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.