Doctor profile · Federal record

Dr. Crystal Houlton, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Gynecology Physician · Charleston, SC

  • NPI 1558524140
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294253586
(843) 792-1414
Additional location
1124 Columbia St Ste 600
Seattle, WA 981042046
(206) 386-3660
fax (206) 215-4252
Additional location
1229 Madison St, Suite 1500
Seattle, WA 981043586
(206) 386-9500
fax (206) 576-3802
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
November 4, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (3)
South Carolina #35369 · Ohio #35-099040 · Washington #MD60480693

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558524140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
38
Distinct HCPCS
2
Medicare allowed
$2,467
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 25 25 $36
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $120

In context: peer comparison

Among 17 peers in Charleston Obstetrics & Gynecology Physician, average services per provider: 31. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,170
Transactions
10
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 9 $3,074.41
Astellas Pharma US INC 1 $95.74

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$2,000
Travel and Lodging
$781
Food and Beverage
$375
Gift
$14

Frequently asked questions

Auto-generated from federal data
What is Dr. Crystal Houlton's medical specialty?
Dr. Crystal Houlton practices Obstetrics & Gynecology Physician in Charleston, SC.
Where does Dr. Crystal Houlton practice?
Dr. Crystal Houlton practices at 171 Ashley Ave, Charleston, SC 294253586. Office phone: 8437921414.
What is Dr. Crystal Houlton's NPI?
Dr. Crystal Houlton's National Provider Identifier (NPI) is 1558524140, issued by NPPES.
Does Dr. Crystal Houlton accept Medicare assignment?
Yes. Dr. Crystal Houlton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crystal Houlton commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.