DR. WILLIAM P KALCHOFF MD
NPI 1962471227
Surgery - Vascular Surgery in Houston, TX
About Dr. William P Kalchoff Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM P KALCHOFF MD (NPI 1962471227) is an individual vascular surgery provider in Houston, Texas, licensed in Texas (F2742) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (1972).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Accepted 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
Dr. William P Kalchoff Md 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.
Medicare Billing Reassignments
4Medicare enrollment records show William Kalchoff reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77074
- Reassigned Medicare billing, Texas enrollment
Houston, TX 77015
- Reassigned Medicare billing, Texas enrollment
- 40 clinicians in this Medicare group
Humble, TX 77338
- Reassigned Medicare billing, Texas enrollment
- 17 clinicians in this Medicare group
Brownsville, TX 78521
- Reassigned Medicare billing, Texas enrollment
- 22 clinicians in this Medicare group
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77074 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 William Kalchoff's NPI number?
The NPI number for William Kalchoff is 1962471227. It was assigned to this individual provider in the NPPES registry on March 17, 2006.
Where is William Kalchoff located?
William Kalchoff practices at 8313 SW Fwy Suite 201, Houston, TX 77074. The listed phone number is (713) 533-0535.
What is William Kalchoff's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is William Kalchoff enrolled in Medicare?
Yes. William Kalchoff 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 William Kalchoff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Kalchoff reassigns Medicare benefits to 4 organizations: William P. Kalchoff, MD PA (Houston, TX), Normandy Urgent Care Center PA (Houston, TX), Rajiv Agarwal MD PA (Humble, TX) and Valley Med Urgent Care PLLC (Brownsville, 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 William Kalchoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Kalchoff 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 4 other insurers list William Kalchoff 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 William Kalchoff was last updated on June 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. William P Kalchoff, MD · NPI 1962471227
Vascular Surgery physician in Houston, Texas. Individual provider, active in the CMS NPPES registry since March 17, 2006.
## Identity
- **NPI:** 1962471227 (Entity type: Individual)
- **Enumerated:** March 17, 2006
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** F2742 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8313 SW FWY, SUITE 201, Houston, TX 77074-1611
- **Phone:** (713) 533-0535 · **Fax:** (713) 774-3258
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): William P. Kalchoff, MD PA (NPI 1609826072, Houston, TX); Normandy Urgent Care Center PA (NPI 1407171077, Houston, TX); Rajiv Agarwal MD PA (NPI 1598407017, Humble, TX); Valley Med Urgent Care PLLC (NPI 1518404631, Brownsville, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 1972
## Record status
- **NPPES last updated:** June 3, 2016
- **Other identifiers:** Medicare PIN 8F21386 (TX); Medicare PIN 81K416 (TX); Medicare UPIN B23821 (TX); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1962471227) · Data from the CMS NPPES public registry.