Doctor profile · Federal record
Dr. O'Neil Green, M.D.
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Critical Care Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Palmer, MA
- NPI 1902067911
- Accepts Medicare
- 25 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
40 Wright St
Palmer, MA 010691138
(413) 370-5400
fax (413) 284-5559 - Additional location
-
780 Litchfield St Ste 3
Torrington, CT 067906268
(860) 496-9669
fax (860) 496-1524 - Mailing address
-
1290 Silas Deane Hwy
Wethersfield, CT 061094337
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- January 8, 2026
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State licenses (3)
- Connecticut #50493 · Massachusetts #272947 · Connecticut #207RC0200X
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902067911. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,328
Distinct HCPCS
10
Medicare allowed
$86,920
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 315 | 202 | $98 | |
94729 |
Test to examine how well the lungs exchange gases | 201 | 195 | $9 | |
94727 |
Test to determine lung volumes using gas dilution or washout | 199 | 193 | $12 | |
94375 |
Test to measure rate of airflow | 128 | 123 | $14 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 96 | 94 | $10 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 91 | 50 | $120 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 89 | 89 | $134 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 52 | 51 | $131 | |
99291 |
Critical care, first 30-74 minutes | 49 | 26 | $212 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 34 | 34 | $145 |
In context: peer comparison
Among 1 peers in Palmer Pulmonary Disease Physician, average services per provider: 102. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$6,013
Transactions
8
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pharming Healthcare, INC. | 8 | $6,013.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,537
Patients
389
Total drug cost
$692,192
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 338 | 67 | $317,042 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 230 | 65 | $7,444 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 154 | 27 | $73,077 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 128 | 33 | $78,977 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 105 | 24 | $58,313 |
| Incruse Ellipta (Umeclidinium Bromide) | Brand | 95 | 19 | $41,810 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 75 | 16 | $47,597 |
| Azithromycin | Generic | 74 | 25 | $1,499 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 62 | 22 | $4,618 |
| Montelukast Sodium | Generic | 53 | 17 | $1,345 |
Hospital affiliations
Frequently asked questions
What is Dr. O'Neil Green's medical specialty?
Dr. O'Neil Green practices Pulmonary Disease Physician in Palmer, MA.
Where does Dr. O'Neil Green practice?
Dr. O'Neil Green practices at 40 Wright St, Palmer, MA 010691138. Office phone: 4133705400.
What is Dr. O'Neil Green's NPI?
Dr. O'Neil Green's National Provider Identifier (NPI) is 1902067911, issued by NPPES.
Does Dr. O'Neil Green accept Medicare assignment?
Yes. Dr. O'Neil Green accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. O'Neil Green commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Test to examine how well the lungs exchange gases (HCPCS 94729); Test to determine lung volumes using gas dilution or washout (HCPCS 94727). Source: CMS Medicare Physician & Other Practitioners file.