Doctor profile · Federal record
Dr. Katherine Hertwig, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Spartanburg, SC
- NPI 1598805186
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
101 E Wood St
Spartanburg, SC 293033040
(864) 560-6122
fax (864) 560-6276 - Additional location
-
1 Saint Francis Dr
Greenville, SC 296013955
(864) 255-1000 - Mailing address
-
Po Box 277723
Atlanta, GA 303847723
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 28, 2020
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State licenses (2)
- South Carolina #3234 · North Carolina #77491
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598805186. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
44
Distinct HCPCS
2
Medicare allowed
$2,576
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00142 |
Anesthesia for lens surgery | 32 | 32 | $56 | |
01480 |
Anesthesia for other procedure on lower leg, ankle, and foot bones | 12 | 12 | $65 |
In context: peer comparison
Among 23 peers in this city , average services per provider: 19. This provider delivers 2.3× the peer median.Open Payments
Industry payments received
All-time total
$16
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 1 | $16.19 |
By nature of payment
Frequently asked questions
What is Dr. Katherine Hertwig's medical specialty?
Dr. Katherine Hertwig practices Certified Registered Nurse Anesthetist in Spartanburg, SC.
Where does Dr. Katherine Hertwig practice?
Dr. Katherine Hertwig practices at 101 E Wood St, Spartanburg, SC 293033040. Office phone: 8645606122.
What is Dr. Katherine Hertwig's NPI?
Dr. Katherine Hertwig's National Provider Identifier (NPI) is 1598805186, issued by NPPES.
Does Dr. Katherine Hertwig accept Medicare assignment?
Yes. Dr. Katherine Hertwig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Hertwig commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on lower leg, ankle, and foot bones (HCPCS 01480). Source: CMS Medicare Physician & Other Practitioners file.