DR. STEPHAN PAUL KROTZ M.D.
NPI 1447288626
Obstetrics & Gynecology - Reproductive Endocrinology in Houston, TX

Q: What is Stephan Krotz's NPI number?

The NPI number for Stephan Krotz is 1447288626. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Q: What is Stephan Krotz's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.

Q: When was this NPI record last updated?

The NPPES record for Stephan Krotz was last updated on July 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 June 28, 2006PECOS Enrolled

3773 RICHMOND AVE STE 400, HOUSTON, TX 77046(713) 401-9000(713) 491-6900 Get Directions Write a Review

NPPES record last updated: July 21, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Dr. Stephan Paul Krotz M.d. NPPES

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

DR. STEPHAN PAUL KROTZ M.D. (NPI 1447288626) is an individual reproductive endocrinology provider in Houston, Texas, licensed in Texas (M1851) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447288626

Entity TypeIndividualMale

Primary Taxonomy207VE0102X

Provider Legal NameDR. STEPHAN PAUL KROTZCredential: M.D.

Location Address3773 RICHMOND AVE STE 400Houston, TX 77046-3726

Mailing Address3773 Richmond Ave Ste 400Houston, TX 77046-3726 · (713) 401-9000 · Fax (713) 491-6900

Phone(713) 401-9000

Fax(713) 491-6900

Sole ProprietorYes

Enumeration DateJune 28, 2006

Last NPPES UpdateJuly 21, 2020

NPPES CertifiedJuly 21, 2020

✔ NPI 1447288626 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Reproductive EndocrinologyAllopathic & Osteopathic Physicians

Taxonomy Code207VE0102X

License✔ Licensed in TX · M1851

Definition

An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.

Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License M1851 (TX)

3773 RICHMOND AVE STE 400, Houston, TX 77046

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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 (PECOS)

Dr. Stephan Paul Krotz 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 Reassignments

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

Pediatrix Medical Group Of Texas Billing, Inc.

8.5 mi

Neonatal-Perinatal Medicine

2929 WOODLAND PARK DR
Houston, TX 77082

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

NPI 1649377359 (281) 293-7774

Obhg Texas Holdings, P.A.

144 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 77046 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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

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

INOVI FERTILITY & GENETICS INSTITUTE

Obstetrics & Gynecology (Reproductive Endocrinology)

3773 RICHMOND AVE STE 400
HOUSTON, TX 77046

Harris County (713) 401-9000

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 Stephan Krotz's NPI number?

The NPI number for Stephan Krotz is 1447288626. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Where is Stephan Krotz located?

Stephan Krotz practices at 3773 Richmond Ave Ste 400, Houston, TX 77046. The listed phone number is (713) 401-9000.

What is Stephan Krotz's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.

Is Stephan Krotz enrolled in Medicare?

Yes. Stephan Krotz is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Stephan Krotz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephan Krotz reassigns Medicare benefits to 2 organizations: Pediatrix Medical Group Of Texas Billing, Inc. (Houston, TX) and Obhg Texas Holdings, P.A. (Austin, 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 Stephan Krotz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stephan Krotz accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 5 other insurers list Stephan Krotz 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 Stephan Krotz was last updated on July 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.