Joann Lin, MD
NPI 1043232564 · Allergy & Immunology Physician · Mckinney, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joann Lin, MD is a Allergy & Immunology Physician provider in Mckinney, TX (NPI 1043232564).
Provider details
- NPI number
- 1043232564
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- M4293 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,338 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 2,846 | $3 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 795 | $14 |
| Professional Service for Multiple Injections of Allergen95117 | 460 | $11 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 308 | $122 |
| Professional Service for Single Injection of Allergen95115 | 287 | $10 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 164 | $67 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Epinephrine | 66 | 61 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 62 | 15 |
| Immun Glob G(igg)/Pro/Iga 0-50brand: Hizentra | 58 | — |
| Ipratropium Bromide | 56 | 31 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 46 | 30 |
| Montelukast Sodium | 45 | 13 |
| Budesonide/Glycopyr/Formoterol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,296 across 88 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2026-05-20
- Certified
- 2026-05-20
Frequently asked questions
- What is Joann Lin's NPI number?
- Joann Lin's National Provider Identifier (NPI) is 1043232564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Lin's specialty?
- Joann Lin is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Joann Lin located?
- Joann Lin's practice location on file with NPPES is 2251 Eldorado Pkwy Ste 150, Mckinney, TX 75070-7550.
- What is Joann Lin's phone number?
- The practice phone number listed in the NPPES registry for Joann Lin is (972) 548-2797.
- Does Joann Lin accept Medicare?
- Joann Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joann Lin's NPI active?
- Yes — Joann Lin's NPI (1043232564) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.