Doctor profile · Federal record

Dr. Kelli Williams, M.D., M.P.H.

Pediatric Allergy/Immunology Physician (CMS: Allergy/Immunology) · Charleston, SC

  • NPI 1902030042
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2060 Sam Rittenberg Blvd
Charleston, SC 294074616
(843) 792-1414
Additional location
2250 Mall Dr
North Charleston, SC 294066563
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
April 18, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
2080P0201X — NUCC code
State license (1)
South Carolina #31927

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902030042. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
88
Distinct HCPCS
4
Medicare allowed
$9,024
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 34 20 $131
99214 Established patient office or other outpatient visit, 30-39 minutes 31 25 $108
94375 Test to measure rate of airflow 12 11 $26
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $83

In context: peer comparison

Among 1 peers in Charleston Pediatric Allergy/Immunology Physician, average services per provider: 22. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33,323
Transactions
46
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Pharming Healthcare, INC. 17 $13,894.80
Amgen INC. 12 $11,275.54
Blueprint Medicines Corporation 4 $5,198.09
Grifols USA, LLC 1 $2,255.00
Csl Behring 5 $363.48
X4 Pharmaceuticals, INC. 1 $135.38
Sobi, INC 1 $77.99
Adma BioManufacturing LLC 2 $66.97
Pfizer INC. 2 $41.33
Takeda Pharmaceuticals U.S.A., INC. 1 $14.43

By nature of payment

Consulting Fee
$22,730
Honoraria
$5,388
Travel and Lodging
$3,614
Food and Beverage
$1,513
Education
$78

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
136
Patients
0
Total drug cost
$395,349
Drug Type Claims Patients Total cost
Hizentra (Immun Glob G(Igg)/Pro/Iga 0-50) Brand 34 0 $198,209
Dupixent Syringe (Dupilumab) Brand 25 0 $91,029
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 0 $301
Azelastine Hcl Generic 13 0 $266
Octagam (Immun Globg(Igg)/Malt/Iga Ov50) Brand 13 0 $100,002
Sodium Chloride (0.9 % Sodium Chloride) Brand 13 0 $242
Breo Ellipta (Fluticasone/Vilanterol) Brand 12 0 $4,985
Fluticasone Propionate Generic 12 0 $316

Frequently asked questions

Auto-generated from federal data
What is Dr. Kelli Williams's medical specialty?
Dr. Kelli Williams practices Pediatric Allergy/Immunology Physician in Charleston, SC.
Where does Dr. Kelli Williams practice?
Dr. Kelli Williams practices at 2060 Sam Rittenberg Blvd, Charleston, SC 294074616. Office phone: 8437921414.
What is Dr. Kelli Williams's NPI?
Dr. Kelli Williams's National Provider Identifier (NPI) is 1902030042, issued by NPPES.
Does Dr. Kelli Williams accept Medicare assignment?
Yes. Dr. Kelli Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kelli Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Test to measure rate of airflow (HCPCS 94375). Source: CMS Medicare Physician & Other Practitioners file.