Doctor profile · Federal record
Dr. Karin Duffy, PA-C
Physician Assistant · Physician Assistant · Columbia, SC
- NPI 1780638643
- Accepts Medicare
- MIPS 95.3 / 100 · 2023
- 28 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
14 Richland Medical Park Dr Ste 200
Columbia, SC 292036882
(803) 296-9784
fax (803) 296-9699 - Additional location
-
104 Saluda Pointe Dr
Lexington, SC 290727295
(803) 227-8162
fax (803) 227-8033 - Mailing address
-
Po Box 743904
Atlanta, GA 303743904
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- June 4, 2021
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- South Carolina #1852 · North Carolina #102604
- Medicaid
- SC #1611PA
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780638643. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,073
Distinct HCPCS
10
Medicare allowed
$59,434
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
73562 |
X-ray of knee, 3 views | 209 | 166 | $32 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 202 | 68 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 145 | 137 | $73 | |
20610 |
Aspiration and/or injection of fluid from large joint | 142 | 93 | $57 | |
73502 |
X-ray of hip, 2-3 views | 122 | 114 | $37 | |
27447 |
Replacement of knee joint, both sides of knee | 62 | 61 | $166 | |
J7324 |
Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | 37 | 13 | $129 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 36 | 36 | $46 | |
27130 |
Replacement of thigh bone and hip joint with prosthesis | 30 | 29 | $166 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 26 | 26 | $104 |
In context: peer comparison
Among 53 peers in Columbia Physician Assistant, average services per provider: 117. This provider delivers 9.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
761
Patients
574
Total drug cost
$11,917
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Celecoxib | Generic | 134 | 100 | $2,805 |
| Oxycodone Hcl | Generic | 134 | 109 | $1,048 |
| Meloxicam | Generic | 103 | 61 | $439 |
| Ondansetron Hcl | Generic | 90 | 88 | $909 |
| Naloxone Hcl | Generic | 61 | 61 | $4,532 |
| Diclofenac Sodium | Generic | 60 | 32 | $845 |
| Tramadol Hcl | Generic | 60 | 49 | $177 |
| Pantoprazole Sodium | Generic | 45 | 44 | $312 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 18 | 12 | $195 |
| Ondansetron Odt (Ondansetron) | Brand | 18 | 18 | $204 |
Hospital affiliations
Frequently asked questions
What is Dr. Karin Duffy's medical specialty?
Dr. Karin Duffy practices Physician Assistant in Columbia, SC.
Where does Dr. Karin Duffy practice?
Dr. Karin Duffy practices at 14 Richland Medical Park Dr Ste 200, Columbia, SC 292036882. Office phone: 8032969784.
What is Dr. Karin Duffy's NPI?
Dr. Karin Duffy's National Provider Identifier (NPI) is 1780638643, issued by NPPES.
Does Dr. Karin Duffy accept Medicare assignment?
Yes. Dr. Karin Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karin Duffy commonly perform?
Top Medicare-reported procedures in 2023: X-ray of knee, 3 views (HCPCS 73562); Injection, methylprednisolone acetate, 40 mg (HCPCS J1030); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.