Gregory Breen, M.D.
NPI 1538119961 · Pulmonary Disease Physician · Woodbury, NJ
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Breen, M.D. is a Pulmonary Disease Physician provider in Woodbury, NJ (NPI 1538119961).
Provider details
- NPI number
- 1538119961
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07250600 (NJ)
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
4,686 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 | 904 | $134 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 402 | $122 |
| Test to Measure Expiratory Airflow and Volume94010 | 387 | $29 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 343 | $61 |
| Test to Determine Lung Volumes Using Sensors94726 | 339 | $60 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 258 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 793 | 179 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 566 | 204 |
| Montelukast Sodium | 385 | 114 |
| Levocetirizine Dihydrochloride | 381 | 110 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 250 | 57 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 239 | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$475 across 38 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
- 2006-05-10
- Last updated
- 2015-03-13
Frequently asked questions
- What is Gregory Breen's NPI number?
- Gregory Breen's National Provider Identifier (NPI) is 1538119961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Breen's specialty?
- Gregory Breen is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Breen located?
- Gregory Breen's practice location on file with NPPES is 52 W Red Bank Ave, Woodbury, NJ 08096-1695.
- What is Gregory Breen's phone number?
- The practice phone number listed in the NPPES registry for Gregory Breen is (856) 853-2025.
- Does Gregory Breen accept Medicare?
- Gregory Breen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Breen's NPI active?
- Yes — Gregory Breen's NPI (1538119961) is active in the NPPES registry as of the last update on 2015-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.