Doctor profile · Federal record
Dr. Jeffrey Semeyn, D.O.
Family Medicine Physician (CMS: Family Practice) · St. Robert, MO
- NPI 1598800609
- Accepts Medicare
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
608 City Route 66
St. Robert, MO 65584
(573) 336-5100
fax (573) 336-3118 - Mailing address
-
Po Box 505164
Saint Louis, MO 631505164
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Missouri #2010028295
- Medicaid
- MO #1598800609
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598800609. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
28
Distinct HCPCS
2
Medicare allowed
$361
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
81002 |
Urinalysis, manual test | 16 | 15 | $3 | |
72100 |
X-ray of lower and sacral spine, 2-3 views | 12 | 12 | $26 |
In context: peer comparison
Among 2 peers in St. Robert Family Medicine Physician, average services per provider: 17. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,527
Patients
700
Total drug cost
$30,830
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tramadol Hcl | Generic | 276 | 72 | $1,743 |
| Levothyroxine Sodium | Generic | 273 | 72 | $3,348 |
| Losartan Potassium | Generic | 243 | 72 | $2,871 |
| Famotidine | Generic | 177 | 48 | $2,860 |
| Lisinopril | Generic | 170 | 53 | $1,096 |
| Glipizide | Generic | 166 | 46 | $1,667 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 164 | 48 | $4,091 |
| Metformin Hcl | Generic | 153 | 41 | $1,213 |
| Gabapentin | Generic | 152 | 46 | $2,771 |
| Metoprolol Tartrate | Generic | 149 | 34 | $1,097 |
Hospital affiliations
Frequently asked questions
What is Dr. Jeffrey Semeyn's medical specialty?
Dr. Jeffrey Semeyn practices Family Medicine Physician in St. Robert, MO.
Where does Dr. Jeffrey Semeyn practice?
Dr. Jeffrey Semeyn practices at 608 City Route 66, St. Robert, MO 65584. Office phone: 5733365100.
What is Dr. Jeffrey Semeyn's NPI?
Dr. Jeffrey Semeyn's National Provider Identifier (NPI) is 1598800609, issued by NPPES.
Does Dr. Jeffrey Semeyn accept Medicare assignment?
Yes. Dr. Jeffrey Semeyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Semeyn commonly perform?
Top Medicare-reported procedures in 2023: Urinalysis, manual test (HCPCS 81002); X-ray of lower and sacral spine, 2-3 views (HCPCS 72100). Source: CMS Medicare Physician & Other Practitioners file.