Doctor profile · Federal record
Dr. Michael Hillegass, M.D.
Pain Medicine (Anesthesiology) Physician (CMS: Pain Management) · Anesthesiology Physician · Charleston, SC
- NPI 1124225552
- Accepts Medicare
- 19 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
167 Ashley Ave
Charleston, SC 294258908
(843) 792-2322 - Mailing address
-
Po Box 751461
Charlotte, NC 282751461
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- August 15, 2016
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207LP2900X — NUCC code
- State license (1)
- South Carolina #29814
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124225552. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,334
Distinct HCPCS
10
Medicare allowed
$110,896
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 590 | 44 | $0 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 141 | 93 | $118 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 64 | 64 | $154 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 61 | 45 | $7 | |
Q9966 |
Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml | 56 | 19 | $0 | |
64483 |
Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | 49 | 35 | $261 | |
64493 |
Injection of lower or sacral spine facet joint using imaging guidance, single level | 43 | 25 | $207 | |
64635 |
Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint | 37 | 29 | $532 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 37 | 32 | $88 | |
64494 |
Injection of lower or sacral spine facet joint using imaging guidance, second level | 35 | 21 | $88 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 48. This provider delivers 28× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
758
Patients
171
Total drug cost
$17,159
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 94 | 27 | $1,579 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 87 | 25 | $1,645 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 87 | 30 | $1,870 |
| Tramadol Hcl | Generic | 63 | 22 | $404 |
| Oxycodone Hcl | Generic | 60 | 14 | $1,062 |
| Pregabalin | Generic | 56 | 16 | $2,071 |
| Cyclobenzaprine Hcl | Generic | 50 | 12 | $342 |
| Tizanidine Hcl | Generic | 48 | 14 | $584 |
| Celecoxib | Generic | 38 | 11 | $551 |
| Methadone Hcl | Generic | 38 | 0 | $583 |
Frequently asked questions
What is Dr. Michael Hillegass's medical specialty?
Dr. Michael Hillegass practices Pain Medicine (Anesthesiology) Physician in Charleston, SC.
Where does Dr. Michael Hillegass practice?
Dr. Michael Hillegass practices at 167 Ashley Ave, Charleston, SC 294258908. Office phone: 8437922322.
What is Dr. Michael Hillegass's NPI?
Dr. Michael Hillegass's National Provider Identifier (NPI) is 1124225552, issued by NPPES.
Does Dr. Michael Hillegass accept Medicare assignment?
Yes. Dr. Michael Hillegass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Hillegass commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.