Olanrewaju Esan, M.D.
NPI 1861494239 · Pulmonary Disease Physician · W Hempstead, NY
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olanrewaju Esan, M.D. is a Pulmonary Disease Physician provider in W Hempstead, NY (NPI 1861494239).
Provider details
- NPI number
- 1861494239
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 211598 (NY)
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
1,499 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 407 | $131 |
| Test to Measure Expiratory Airflow and Volume94010 | 338 | $32 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 250 | $205 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 105 | $146 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 78 | $87 |
| Test to Examine How Well the Lungs Exchange Gases94729 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 453 | 132 |
| Montelukast Sodium | 343 | 104 |
| Theophylline Anhydrousbrand: Theophylline Er | 325 | 87 |
| Prednisone | 315 | 148 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 151 | 55 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 109 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,709 across 65 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
- 2005-08-15
- Last updated
- 2017-05-25
Frequently asked questions
- What is Olanrewaju Esan's NPI number?
- Olanrewaju Esan's National Provider Identifier (NPI) is 1861494239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olanrewaju Esan's specialty?
- Olanrewaju Esan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Olanrewaju Esan located?
- Olanrewaju Esan's practice location on file with NPPES is 320 Wilson St, W Hempstead, NY 11552-2019.
- What is Olanrewaju Esan's phone number?
- The practice phone number listed in the NPPES registry for Olanrewaju Esan is (516) 485-5864.
- Does Olanrewaju Esan accept Medicare?
- Olanrewaju Esan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olanrewaju Esan's NPI active?
- Yes — Olanrewaju Esan's NPI (1861494239) is active in the NPPES registry as of the last update on 2017-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.