John Ferguson, M.D.
NPI 1841245560 · Pulmonary Disease Physician · Middletown, NY
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ferguson, M.D. is a Pulmonary Disease Physician provider in Middletown, NY (NPI 1841245560).
Provider details
- NPI number
- 1841245560
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 177820 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
8,648 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,899 | $135 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 1,547 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 453 | $8 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 442 | $15 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 354 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 136 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 325 | 96 |
| Azithromycin | 309 | 95 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 288 | 79 |
| Prednisone | 228 | 91 |
| Montelukast Sodium | 207 | 57 |
| Omeprazole | 177 | 47 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,590 across 182 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
- 2006-05-23
- Last updated
- 2018-01-24
Frequently asked questions
- What is John Ferguson's NPI number?
- John Ferguson's National Provider Identifier (NPI) is 1841245560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ferguson's specialty?
- John Ferguson is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Ferguson located?
- John Ferguson's practice location on file with NPPES is 111 Maltese Dr, Middletown, NY 10940-2115.
- What is John Ferguson's phone number?
- The practice phone number listed in the NPPES registry for John Ferguson is (845) 342-4774.
- Does John Ferguson accept Medicare?
- John Ferguson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ferguson's NPI active?
- Yes — John Ferguson's NPI (1841245560) is active in the NPPES registry as of the last update on 2018-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.