Doctor profile · Federal record
Dr. Christina Walker, M.D.
Sports Medicine (Family Medicine) Physician (CMS: Sports Medicine) · Family Medicine Physician · Sports Medicine (Family Medicine) Physician · Family Medicine Physician · Sports Medicine (Family Medicine) Physician · Columbia, SC
- NPI 1841408747
- Accepts Medicare
- 22 yrs in practice
- Licensed in 3 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
3016 Longtown Commons Dr Ste 200
Columbia, SC 292297863
(803) 356-4712
fax (803) 356-0832 - Additional location
-
1200 McKinney St Ste 473
Houston, TX 770102004
(713) 442-4700 - Additional location
-
25553 US Highway 59
Porter, TX 773655500
(713) 442-2100 - Additional location
-
2727 W Holcombe Blvd
Houston, TX 770251669
(713) 442-0000 - Additional location
-
560 Meyerland Plaza Mall
Houston, TX 77096
(713) 442-3222 - Mailing address
-
3815 E Bell RD Ste 4500
Phoenix, AZ 850322171
Show 2 more locations
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- September 16, 2025
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207QS0010X — NUCC code
- State licenses (3)
- Texas #N5467 · Arizona #64511 · South Carolina #93411
- Medicaid (3)
- TX #212804303 · TX #212804301 · TX #212804302
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841408747. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
718
Distinct HCPCS
6
Medicare allowed
$43,085
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 322 | 60 | $1 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 119 | 119 | $155 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 115 | 67 | $82 | |
20610 |
Aspiration and/or injection of fluid from large joint | 78 | 55 | $67 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 44 | 44 | $109 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 40 | 34 | $120 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 516. This provider delivers 1.4× the peer median.Open Payments
Industry payments received
All-time total
$95
Transactions
5
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Hologic Sales and Service, LLC | 1 | $24.07 | |
| IRONSHORE PHARMACEUTICALS INC. | 1 | $23.51 | |
| Amgen Inc. | 1 | $18.22 | |
| Corcept Therapeutics | 1 | $15.65 | |
| DePuy Synthes Sales Inc. | 1 | $13.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
270
Patients
174
Total drug cost
$3,847
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Diclofenac Sodium | Generic | 54 | 30 | $1,106 |
| Meloxicam | Generic | 52 | 31 | $171 |
| Methylprednisolone | Generic | 52 | 50 | $440 |
| Gabapentin | Generic | 50 | 30 | $585 |
| Tizanidine Hcl | Generic | 38 | 22 | $386 |
| Lidocaine | Generic | 24 | 11 | $1,159 |
Frequently asked questions
What is Dr. Christina Walker's medical specialty?
Dr. Christina Walker practices Sports Medicine (Family Medicine) Physician in Columbia, SC.
Where does Dr. Christina Walker practice?
Dr. Christina Walker practices at 3016 Longtown Commons Dr Ste 200, Columbia, SC 292297863. Office phone: 8033564712.
What is Dr. Christina Walker's NPI?
Dr. Christina Walker's National Provider Identifier (NPI) is 1841408747, issued by NPPES.
Does Dr. Christina Walker accept Medicare assignment?
Yes. Dr. Christina Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christina Walker commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.