Thomas Shen, M.D.
NPI 1194795807 · Allergy & Immunology Physician · Leesburg, FL
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Shen, M.D. is a Allergy & Immunology Physician provider in Leesburg, FL (NPI 1194795807).
Provider details
- NPI number
- 1194795807
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME0073924 (FL)
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
20 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
23,166 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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 10,150 | $15 |
| Test for Allergy Using Allergenic Extract95004 | 5,990 | $4 |
| Professional Service for Multiple Injections of Allergen95117 | 2,066 | $12 |
| Test for Allergy Using Skin Patch95044 | 1,945 | $5 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 1,163 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 484 | $129 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 99 | 55 |
| Fluticasone Propionate | 73 | 40 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 50 | 33 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 49 | 15 |
| Montelukast Sodium | 49 | 31 |
| Cefuroxime Axetilbrand: Cefuroxime | 47 | 45 |
| Rabeprazole Sodium | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,130 across 47 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
- 2006-01-25
- Last updated
- 2014-03-17
Frequently asked questions
- What is Thomas Shen's NPI number?
- Thomas Shen's National Provider Identifier (NPI) is 1194795807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Shen's specialty?
- Thomas Shen is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Shen located?
- Thomas Shen's practice location on file with NPPES is 8245 County Road 44 Leg a, Leesburg, FL 34788-3751.
- What is Thomas Shen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Shen is (352) 314-2929.
- Does Thomas Shen accept Medicare?
- Thomas Shen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Shen's NPI active?
- Yes — Thomas Shen's NPI (1194795807) is active in the NPPES registry as of the last update on 2014-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.