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Vascular Surgery

Joseph L. Mills Sr., MD

Works at hospitals in Houston, TX · Texas

Summary

Dr. Joseph L. Mills Sr., MD is a vascular surgeon at 1327 Lake Pointe Pkwy, Suite 305, Sugar Land, TX 77478. Phone: (713) 798-0111. Accepts Medicare assignment. In 2024, Joseph L. Mills Sr. had 421 Original Medicare patients and 773 services. NPI 1730270679. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Vascular surgeon (Medicare lists Vascular Surgery)
  • Address: 1327 Lake Pointe Pkwy, Suite 305, Sugar Land, TX 77478 · Directions
  • Phone: (713) 798‑0111
  • Medicare: Accepts Medicare assignment
  • Hospital: Baylor St. Luke's Medical Center
  • Group practice: Baylor College of Medicine
  • Medical school: Georgetown University School Of Medicine · graduated 1981 (45 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Joseph L. Mills Sr., joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Joseph L. Mills Sr. accept Medicare assignment?
Yes. Medicare's clinician data says Joseph L. Mills Sr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Joseph L. Mills Sr. see?
In 2024, CMS data shows 421 Original Medicare patients and 773 services for Joseph L. Mills Sr.. This counts Original Medicare only and measures volume, not quality.
What is Joseph L. Mills Sr.'s NPI number?
1730270679. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Joseph L. Mills Sr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients421
Services billed to Medicare773
Different services or procedures50
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Ultrasound study of arm and leg arteries (93922)130 services
  2. Ultrasound of both sides of head and neck blood flow (93880)94 services
  3. Ultrasound of one leg arteries or artery grafts (93926)93 services
  4. Ultrasound study of arm or leg veins with compression and maneuvers (93970)79 services
  5. Ultrasound of leg arteries or artery grafts (93925)78 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis53%
  • Ischemic heart disease52%
  • Diabetes45%
  • Chronic kidney disease37%

Hospitals where Joseph L. Mills Sr. works

Medicare's Facility Affiliation Data lists Joseph L. Mills Sr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Joseph L. Mills Sr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Joseph L. Mills Sr. as a member of this group (CMS data updated October 2, 2026).

  • Baylor College of Medicine1,240 clinicians in the group

Specialties

Find other Vascular Surgery doctors in Texas →

Other vascular surgeons in Sugar Land

Clinicians with the same Medicare primary specialty in Sugar Land, TX — not a recommendation.

All vascular surgeons in Sugar Land →

Other clinicians in Baylor College of Medicine

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolGeorgetown University School Of Medicine
Graduation year1981 (45 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1730270679
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians