Doctor profile · Federal record
Dr. Gregory Semon, D.O.
Surgery Physician (CMS: General Surgery) · Surgical Critical Care Physician · Trauma Surgery Physician · Dayton, OH
- NPI 1134366149
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
30 E Apple St Ste 6258
Dayton, OH 454092939
(937) 208-5055
Credentials & registration
- NPI registered
- January 2009 — 17 yrs on file
- Profile last updated
- August 20, 2025
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Ohio #34.011898
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134366149. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
382
Distinct HCPCS
8
Medicare allowed
$44,467
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 119 | 59 | $76 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 89 | 59 | $113 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 57 | 57 | $168 | |
99291 |
Critical care, first 30-74 minutes | 48 | 21 | $201 | |
99239 |
Hospital discharge day management, more than 30 minutes | 20 | 20 | $102 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 18 | $126 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 16 | 11 | $39 | |
99238 |
Hospital discharge day management, 30 minutes or less | 15 | 15 | $78 |
In context: peer comparison
Among 17 peers in this city , average services per provider: 78. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$10,091
Transactions
8
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| KLS-Martin L.P. | 2 | $9,252.00 | |
| INTUITIVE SURGICAL, INC. | 2 | $465.95 | |
| Zimmer Biomet Holdings, Inc. | 3 | $253.64 | |
| CONMED Corporation | 1 | $119.20 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Semon's medical specialty?
Dr. Gregory Semon practices Surgery Physician in Dayton, OH.
Where does Dr. Gregory Semon practice?
Dr. Gregory Semon practices at 30 E Apple St Ste 6258, Dayton, OH 454092939. Office phone: 9372085055.
What is Dr. Gregory Semon's NPI?
Dr. Gregory Semon's National Provider Identifier (NPI) is 1134366149, issued by NPPES.
Does Dr. Gregory Semon accept Medicare assignment?
Yes. Dr. Gregory Semon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Semon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.