Doctor profile · Federal record
Dr. Charles Grimshaw, M.D.
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Saint Louis, MO
- NPI 1851590673
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
11125 Dunn RD Ste 301
Saint Louis, MO 631366132
(314) 953-8250 - Additional location
-
11125 Dunn RD, Ste 301
Saint Louis, MO 631366132
fax (314) 953-8255
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- February 19, 2021
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State licenses (2)
- Missouri #2013003539 · Texas #P5073
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851590673. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
646
Distinct HCPCS
10
Medicare allowed
$59,220
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 152 | 105 | $86 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 148 | 36 | $7 | |
20610 |
Aspiration and/or injection of fluid from large joint | 91 | 57 | $70 | |
73562 |
X-ray of knee, 3 views | 56 | 51 | $48 | |
J1040 |
Injection, methylprednisolone acetate, 80 mg | 45 | 33 | $12 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 33 | 33 | $109 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 24 | 22 | $124 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 24 | 24 | $127 | |
73502 |
X-ray of hip, 2-3 views | 21 | 20 | $46 | |
27447 |
Replacement of knee joint, both sides of knee | 17 | 16 | $1,257 |
In context: peer comparison
Among 31 peers in Saint Louis Orthopaedic Surgery Physician, average services per provider: 110. This provider delivers 5.9× the peer median.Open Payments
Industry payments received
All-time total
$65
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Solventum Corporation | 1 | $31.12 | |
| DePuy Synthes Sales INC. | 1 | $18.13 | |
| Elite Orthopedics, LLC | 1 | $16.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
532
Patients
218
Total drug cost
$4,874
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 192 | 80 | $1,635 |
| Meloxicam | Generic | 131 | 52 | $425 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 71 | 52 | $930 |
| Gabapentin | Generic | 48 | 20 | $421 |
| Tramadol Hcl | Generic | 23 | 0 | $28 |
| Oxycodone Hcl | Generic | 20 | 0 | $226 |
| Methylprednisolone | Generic | 18 | 14 | $137 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 15 | 0 | $258 |
| Diclofenac Sodium | Generic | 14 | 0 | $813 |
Hospital affiliations
Frequently asked questions
What is Dr. Charles Grimshaw's medical specialty?
Dr. Charles Grimshaw practices Orthopaedic Surgery Physician in Saint Louis, MO.
Where does Dr. Charles Grimshaw practice?
Dr. Charles Grimshaw practices at 11125 Dunn RD Ste 301, Saint Louis, MO 631366132. Office phone: 3149538250.
What is Dr. Charles Grimshaw's NPI?
Dr. Charles Grimshaw's National Provider Identifier (NPI) is 1851590673, issued by NPPES.
Does Dr. Charles Grimshaw accept Medicare assignment?
Yes. Dr. Charles Grimshaw accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Grimshaw commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Injection, methylprednisolone acetate, 40 mg (HCPCS J1030); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.