Doctor profile · Federal record

Dr. Huan Giap, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Radiation Oncology Physician · Radiation Oncology Physician · Murrells Inlet, SC

  • NPI 1033185442
  • Accepts Medicare
  • MIPS 64.3 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
4033 Highway 17 Ste 106
Murrells Inlet, SC 295765032
(843) 545-5600
Additional location
100 Buckwalter Place Blvd Ste 120
Bluffton, SC 299105023
(843) 836-7120
fax (843) 815-8014
Additional location
100 Buckwalter Place Blvd Ste 150
Bluffton, SC 299105023
(843) 836-7120
fax (843) 836-7137
Show 2 more locations
Additional location
25 Hospital Center Blvd Ste 101
Hilton Head Island, SC 299262735
(843) 689-6490
fax (843) 689-5755
Additional location
225 Candler Dr Ste 100
Savannah, GA 314056093
(912) 352-1700
fax (912) 354-8545

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 5, 2022
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (4)
South Carolina #86388 · Georgia #89352 · California #A54883 · Florida #ME138035
Medicaid (3)
GA #003252649A · CA #00A548830 · SC #863881

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033185442. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,485
Distinct HCPCS
10
Medicare allowed
$784,442
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 727 64 $113
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 725 61 $331
G6012 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev 399 72 $216
77336 Continuing radiation therapy consultation per week 245 87 $79
77427 Radiation treatment management, 5 treatment sessions 243 77 $184
77300 Calculation of radiation therapy dose 201 62 $62
G6017 Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment 182 49 $105
77334 Design and construction of complex radiation treatment device 125 66 $118
77373 Cranial lesion surgery using radiation over multiple sessions 67 22 $923
77263 Complex radiation therapy planning 66 65 $163

In context: peer comparison

Among 1 peers in Murrells Inlet Radiation Oncology Physician, average services per provider: 139. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Teleflex LLC 1 $24.81

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
0
Total drug cost
$635
Drug Type Claims Patients Total cost
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 17 0 $487
Tamsulosin Hcl Generic 12 0 $148

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Huan Giap's medical specialty?
Dr. Huan Giap practices Radiation Oncology Physician in Murrells Inlet, SC.
Where does Dr. Huan Giap practice?
Dr. Huan Giap practices at 4033 Highway 17 Ste 106, Murrells Inlet, SC 295765032. Office phone: 8435455600.
What is Dr. Huan Giap's NPI?
Dr. Huan Giap's National Provider Identifier (NPI) is 1033185442, issued by NPPES.
Does Dr. Huan Giap accept Medicare assignment?
Yes. Dr. Huan Giap accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Huan Giap commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015); Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev (HCPCS G6012). Source: CMS Medicare Physician & Other Practitioners file.