Shailen Shah, M.D.
NPI 1982799359 · Allergy & Immunology Physician · Collegeville, PA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shailen Shah, M.D. is a Allergy & Immunology Physician provider in Collegeville, PA (NPI 1982799359).
Provider details
- NPI number
- 1982799359
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PA MD052281L (PA)
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
11,456 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 | 3,970 | $14 |
| Test for Allergy Using Allergenic Extract95004 | 3,737 | $4 |
| Professional Service for Multiple Injections of Allergen95117 | 2,031 | $12 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 627 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 517 | $87 |
| Professional Service for Single Injection of Allergen95115 | 240 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 150 | 64 |
| Fluticasone Propionate | 113 | 47 |
| Montelukast Sodium | 83 | 22 |
| Fluticasone Propion/Salmeterolbrand: Fluticasone-Salmeterol | 76 | 23 |
| Levocetirizine Dihydrochloride | 74 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 69 | 45 |
| Budesonide/Formoterol Fumarate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$47,385 across 125 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
- 2006-10-03
- Last updated
- 2008-05-20
Frequently asked questions
- What is Shailen Shah's NPI number?
- Shailen Shah's National Provider Identifier (NPI) is 1982799359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shailen Shah's specialty?
- Shailen Shah is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Shailen Shah located?
- Shailen Shah's practice location on file with NPPES is 555 Second Avenue, Collegeville, PA 19426.
- What is Shailen Shah's phone number?
- The practice phone number listed in the NPPES registry for Shailen Shah is (610) 409-9440.
- Does Shailen Shah accept Medicare?
- Shailen Shah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shailen Shah's NPI active?
- Yes — Shailen Shah's NPI (1982799359) is active in the NPPES registry as of the last update on 2008-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.