Doctor profile · Federal record
Dr. Charles Larsen, D.O.
Family Medicine Physician (CMS: Family Practice) · Maryland Heights, MO
- NPI 1902169972
- Accepts Medicare
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2024 Dorsett Vlg
Maryland Heights, MO 630432208
(314) 590-0550 - Mailing address
-
Po Box 955534
Saint Louis, MO 631955534
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- November 4, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Missouri #2015023172
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902169972. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
346
Distinct HCPCS
4
Medicare allowed
$35,097
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 243 | 135 | $93 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 76 | 76 | $125 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 14 | $64 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 12 | 12 | $160 |
In context: peer comparison
Among 6 peers in Maryland Heights Family Medicine Physician, average services per provider: 88. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$272
Transactions
13
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 11 | $133.12 | |
| Phathom Pharmaceuticals, INC. | 1 | $125.27 | |
| Exact Sciences Corporation | 1 | $13.74 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,834
Patients
805
Total drug cost
$36,424
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 501 | 139 | $5,647 |
| Amlodipine Besylate | Generic | 333 | 97 | $1,948 |
| Lisinopril | Generic | 231 | 66 | $1,477 |
| Losartan Potassium | Generic | 202 | 66 | $2,753 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 180 | 58 | $2,290 |
| Levothyroxine Sodium | Generic | 173 | 48 | $2,984 |
| Tamsulosin Hcl | Generic | 163 | 46 | $3,502 |
| Alprazolam | Generic | 161 | 36 | $794 |
| Pantoprazole Sodium | Generic | 144 | 47 | $1,671 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 140 | 36 | $3,205 |
Frequently asked questions
What is Dr. Charles Larsen's medical specialty?
Dr. Charles Larsen practices Family Medicine Physician in Maryland Heights, MO.
Where does Dr. Charles Larsen practice?
Dr. Charles Larsen practices at 2024 Dorsett Vlg, Maryland Heights, MO 630432208. Office phone: 3145900550.
What is Dr. Charles Larsen's NPI?
Dr. Charles Larsen's National Provider Identifier (NPI) is 1902169972, issued by NPPES.
Does Dr. Charles Larsen accept Medicare assignment?
Yes. Dr. Charles Larsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Larsen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.