Doctor profile · Federal record
Dr. Richard Greiner, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Bridgeport, CT
- NPI 1871602318
- Accepts Medicare
- MIPS 74.9 / 100 · 2023
- 22 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
267 Grant St
Bridgeport, CT 066102805
(203) 384-3256 - Additional location
-
28 Crescent St
Middletown, CT 064573654
(860) 358-8016 - Mailing address
-
101 Lynn Dr
Guilford, CT 064371379
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Connecticut #045480 · Pennsylvania #MD429505
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871602318. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
333
Distinct HCPCS
5
Medicare allowed
$38,679
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 145 | 141 | $127 | |
99282 |
Emergency department visit with straightforward medical decision making | 74 | 72 | $44 | |
99285 |
Emergency department visit with high level of medical decision making | 55 | 53 | $185 | |
99283 |
Emergency department visit with low level of medical decision making | 43 | 43 | $76 | |
99291 |
Critical care, first 30-74 minutes | 16 | 16 | $225 |
In context: peer comparison
Among 19 peers in this city , average services per provider: 72. This provider delivers 4.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
404
Patients
361
Total drug cost
$5,326
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 94 | 67 | $2,852 |
| Prednisone | Generic | 67 | 64 | $223 |
| Doxycycline Hyclate | Generic | 38 | 37 | $569 |
| Ibuprofen | Generic | 34 | 34 | $204 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 25 | 25 | $263 |
| Azithromycin | Generic | 22 | 22 | $120 |
| Gabapentin | Generic | 21 | 20 | $149 |
| Cephalexin | Generic | 20 | 20 | $131 |
| Ondansetron Odt (Ondansetron) | Brand | 19 | 19 | $150 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 17 | 17 | $38 |
Frequently asked questions
What is Dr. Richard Greiner's medical specialty?
Dr. Richard Greiner practices Emergency Medicine Physician in Bridgeport, CT.
Where does Dr. Richard Greiner practice?
Dr. Richard Greiner practices at 267 Grant St, Bridgeport, CT 066102805. Office phone: 2033843256.
What is Dr. Richard Greiner's NPI?
Dr. Richard Greiner's National Provider Identifier (NPI) is 1871602318, issued by NPPES.
Does Dr. Richard Greiner accept Medicare assignment?
Yes. Dr. Richard Greiner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Greiner commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with straightforward medical decision making (HCPCS 99282); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.