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Allergy/Immunology

Mary B. Hudelson, MD

Sees patients in Denton, TX · Flower Mound, TX · Texas

Summary

Dr. Mary B. Hudelson, MD is an allergist and immunologist at 209 N Bonnie Brae St, Suite 100, Denton, TX 76201. Phone: (972) 539-0086. Accepts Medicare assignment. In 2024, Mary B. Hudelson had 338 Original Medicare patients and 18,137 services. NPI 1679530372. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 209 N Bonnie Brae St, Suite 100, Denton, TX 76201 · Directions (1 more location)
  • Phone: (972) 539‑0086
  • Medicare: Accepts Medicare assignment
  • Group practice: Faac PA
  • Medical school: Texas Tech University Health Science Center School Of Medicine · graduated 1987 (39 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Mary B. Hudelson, 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 Mary B. Hudelson accept Medicare assignment?
Yes. Medicare's clinician data says Mary B. Hudelson 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 Mary B. Hudelson see?
In 2024, CMS data shows 338 Original Medicare patients and 18,137 services for Mary B. Hudelson. This counts Original Medicare only and measures volume, not quality.
What is Mary B. Hudelson's NPI number?
1679530372. 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 Mary B. Hudelson, 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 patients338
Services billed to Medicare18,137
Different services or procedures49
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Professional service for preparation and provision of 1 or more antigens (95165)1,265 services
  2. Professional service for multiple injections of allergen (95117)1,124 services
  3. Test for allergy using allergenic extract (95004)905 services
  4. Professional service for single injection of allergen (95115)824 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)442 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 cholesterol72%
  • High blood pressure64%
  • Arthritis51%
  • Asthma46%
  • Ischemic heart disease21%
  • Diabetes20%

Practice locations

Addresses where Mary B. Hudelson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mary B. Hudelson as a member of this group (CMS data updated October 2, 2026).

  • Faac PA6 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Texas →

Other allergist and immunologists in Denton

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

All allergist and immunologists in Denton →

Other clinicians in Faac PA

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

Clinician information

CredentialMD
Medical schoolTexas Tech University Health Science Center School Of Medicine
Graduation year1987 (39 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1679530372
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians