Joseph Flanagan, M.D.
NPI 1477527828 · Allergy & Immunology Physician · Ithaca, NY
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Flanagan, M.D. is a Allergy & Immunology Physician provider in Ithaca, NY (NPI 1477527828).
Provider details
- NPI number
- 1477527828
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036122936 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
4,741 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 | 2,510 | $14 |
| Professional Service for Multiple Injections of Allergen95117 | 1,348 | $12 |
| Test for Allergy Using Allergenic Extract95004 | 614 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 209 | $86 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 34 | $154 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 71 | 30 |
| Levocetirizine Dihydrochloride | 64 | 19 |
| Montelukast Sodium | 62 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 42 | 30 |
| Azelastine Hcl | 36 | 15 |
| Fluticasone Propion/Salmeterolbrand: Fluticasone-Salmeterol | 36 | 11 |
| Tiotropium Bromidebrand: Spiriva Respimat |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$384 across 15 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
- 2006-02-14
- Last updated
- 2013-11-05
Frequently asked questions
- What is Joseph Flanagan's NPI number?
- Joseph Flanagan's National Provider Identifier (NPI) is 1477527828, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Flanagan's specialty?
- Joseph Flanagan is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Flanagan located?
- Joseph Flanagan's practice location on file with NPPES is 840 Hanshaw Rd, Ithaca, NY 14850-1589.
- What is Joseph Flanagan's phone number?
- The practice phone number listed in the NPPES registry for Joseph Flanagan is (607) 257-6563.
- Does Joseph Flanagan accept Medicare?
- Joseph Flanagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Flanagan's NPI active?
- Yes — Joseph Flanagan's NPI (1477527828) is active in the NPPES registry as of the last update on 2013-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.