Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Allergy/Immunology

Joel M. Hartman, MD

Works at hospitals in Winston-Salem, NC · North Carolina

Summary

Dr. Joel M. Hartman, MD is an allergist and immunologist at 1372 Westgate Ctr Dr, Winston Salem, NC 27103. Phone: (336) 659-4814. Accepts Medicare assignment. In 2024, Joel M. Hartman had 281 Original Medicare patients and 19,517 services. NPI 1184606147. 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: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 1372 Westgate Ctr Dr, Winston Salem, NC 27103 · Directions (1 more location)
  • Phone: (336) 659‑4814
  • Medicare: Accepts Medicare assignment
  • Hospital: North Carolina Baptist Hospital
  • Group practice: Allergy Partners PLLC
  • Medical school: graduated 2002 (24 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Joel M. Hartman, 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 Joel M. Hartman accept Medicare assignment?
Yes. Medicare's clinician data says Joel M. Hartman 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 Joel M. Hartman see?
In 2024, CMS data shows 281 Original Medicare patients and 19,517 services for Joel M. Hartman. This counts Original Medicare only and measures volume, not quality.
What is Joel M. Hartman's NPI number?
1184606147. 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 Joel M. Hartman, 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 patients281
Services billed to Medicare19,517
Different services or procedures26
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Test for allergy using allergenic extract (95004)1,864 services
  2. Injection, omalizumab, 5 mg (J2357)1,757 services
  3. Professional service for preparation and provision of 1 or more antigens (95165)660 services
  4. Professional service for multiple injections of allergen (95117)476 services
  5. Professional service for single injection of allergen (95115)217 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 cholesterol73%
  • High blood pressure65%
  • Asthma47%
  • Arthritis46%
  • Anxiety23%
  • Chronic kidney disease23%

Hospitals where Joel M. Hartman works

Medicare's Facility Affiliation Data lists Joel M. Hartman 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 Joel M. Hartman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Joel M. Hartman as a member of this group (CMS data updated October 2, 2026).

  • Allergy Partners PLLC143 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in North Carolina →

Other allergist and immunologists in Winston Salem

Clinicians with the same Medicare primary specialty in Winston Salem, NC — not a recommendation.

All allergist and immunologists in Winston Salem →

Other clinicians in Allergy Partners PLLC

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

Clinician information

CredentialMD
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184606147
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