O'Neil J. Green, M.D.
Pulmonary Disease Physician · Palmer, MA
O'Neil J. Green, M.D. is a pulmonary disease physician with a practice address in Palmer, Massachusetts, and NPI 1902067911, issued on Jun 23, 2008. Check the license (Massachusetts 272947, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- O'Neil J. Green
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License numbers
- 272947 MA
50493 CT
207RC0200X CT
Self-reported in NPPES; status is on the state search - Practice location
- 40 Wright St, Palmer, MA 01069
- Phone
- (413) 370-5400
- Enumerated
- Jun 23, 2008
- Record last updated
- Jan 8, 2026
- Fax
- (413) 284-5559
- Medicare enrollment
- Enrolled (PECOS I20170927000060); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 569 in Massachusetts → Look up another NPI →
Also registered at 40 Wright St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marie Armentano, M.D.Psychiatry Physician1245278514
- Kyrsten BeliniStudent in an Organized Health Care Education/Training Program1750838579
- Gabriella Bilyeu, DOEmergency Medicine Physician1124758719
Verify O'Neil J. Green in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 272947Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% more Medicare Part D claims than the average pulmonary disease physician in 2024
2,248 Medicare Part D claims for 317 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 63% of claims.
Most prescribed
- Trelegy Ellipta356 claims
- Albuterol Sulfate Hfa280 claims
- Breo Ellipta164 claims
- Anoro Ellipta117 claims
- Azithromycin115 claims
- Spiriva Respimat86 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $6,013.14
8 payments; by number, the most common kind was food and beverage; the largest payer was Pharming Healthcare, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Baystate Medical Practices IncPalmer, MA
- The Charlotte Hungerford HospitalTorrington, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
O'Neil J. Green among 569 pulmonary disease physician records in Massachusetts
O'Neil J. Green, M.D. is one of 569 pulmonary disease physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 35% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2001 · median 2003 among the 407 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Massachusetts
There are 569 pulmonary disease physician records in Massachusetts.
All 569 in Massachusetts → Every provider in Palmer → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Theodore King, MDPalmer, MA 010691912932195
- Charles Dumont, MDNorthampton, MA 010601376606731
- Jay Fleitman, MDNorthampton, MA 010601114904497
- Zachary Lipkin-Moore, MDNorthampton, MA 010601417374760
- Julio Miranda, M.D.Northampton, MA 010601063552008
- David Serlin, M.D.Northampton, MA 010601205889953
- Tonbira Zaman, M.D.Northampton, MA 010601477522159
- Denzil Reid, MDWestfield, MA 010851538116306
Common questions
What is O'Neil J. Green, M.D.'s NPI number?
O'Neil J. Green, M.D.'s National Provider Identifier (NPI) is 1902067911, issued on Jun 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is O'Neil J. Green, M.D. located?
The NPPES record lists a practice address at 40 Wright St, Palmer, MA, 01069. Phone: (413) 370-5400. Providers update this record themselves, so call before visiting.
How can I verify O'Neil J. Green, M.D.'s license?
NPPES lists Massachusetts license number 272947, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does O'Neil J. Green, M.D. prescribe under Medicare Part D?
In 2024, O'Neil J. Green, M.D. had 2,248 Medicare Part D claims for 317 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.