John Madison, M.D.
NPI 1821070244 · Pulmonary Disease Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Madison, M.D. is a Pulmonary Disease Physician provider in Worcester, MA (NPI 1821070244).
Provider details
- NPI number
- 1821070244
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 72090 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,106 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Test to Examine How Well the Lungs Exchange Gases94729 | 614 | $9 |
| Test to Measure Expiratory Airflow and Volume94010 | 450 | $8 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 348 | $12 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 330 | $10 |
| Test to Determine Lung Volumes Using Sensors94726 | 136 | $12 |
| Test to Measure Lung Airway Sensitivity94070 | 92 | $27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-20
- Last updated
- 2020-11-18
- Certified
- 2020-11-18
Frequently asked questions
- What is John Madison's NPI number?
- John Madison's National Provider Identifier (NPI) is 1821070244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Madison's specialty?
- John Madison is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Madison located?
- John Madison's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is John Madison's phone number?
- The practice phone number listed in the NPPES registry for John Madison is (508) 856-6938.
- Does John Madison accept Medicare?
- John Madison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Madison's NPI active?
- Yes — John Madison's NPI (1821070244) is active in the NPPES registry as of the last update on 2020-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.