Doctor profile · Federal record

Dr. Cassandra Calloway, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Lancaster, SC

  • NPI 1003446998
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
201 W Meeting St
Lancaster, SC 297202379
(803) 286-4666
Mailing address
Po Box 603898
Charlotte, NC 282603898

Credentials & registration

NPPES · NUCC
NPI registered
January 2020 — 6 yrs on file
Profile last updated
November 4, 2020
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
South Carolina #23521

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003446998. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
840
Distinct HCPCS
9
Medicare allowed
$43,158
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 359 121 $100
36415 Insertion of needle into vein for collection of blood sample 213 111 $8
J1100 Injection, dexamethasone sodium phosphate, 1 mg 119 18 $0
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 54 11 $50
96372 Injection of drug or substance under skin or into muscle 30 18 $11
99213 Established patient office or other outpatient visit, 20-29 minutes 30 22 $64
81003 Automated urinalysis test 13 12 $2
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 11 11 $22
G0008 Administration of influenza virus vaccine 11 11 $29

In context: peer comparison

Among 7 peers in Lancaster Family Nurse Practitioner, average services per provider: 104. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,713
Patients
510
Total drug cost
$20,420
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 174 51 $957
Levothyroxine Sodium Generic 171 48 $2,517
Atorvastatin Calcium Generic 157 52 $1,909
Alprazolam Generic 135 21 $427
Tramadol Hcl Generic 130 22 $638
Gabapentin Generic 111 34 $1,828
Omeprazole Generic 109 42 $1,199
Fluticasone Propionate Generic 104 44 $1,044
Trazodone Hcl Generic 101 34 $720
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 93 30 $3,783

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassandra Calloway's medical specialty?
Dr. Cassandra Calloway practices Family Nurse Practitioner in Lancaster, SC.
Where does Dr. Cassandra Calloway practice?
Dr. Cassandra Calloway practices at 201 W Meeting St, Lancaster, SC 297202379. Office phone: 8032864666.
What is Dr. Cassandra Calloway's NPI?
Dr. Cassandra Calloway's National Provider Identifier (NPI) is 1003446998, issued by NPPES.
Does Dr. Cassandra Calloway accept Medicare assignment?
Yes. Dr. Cassandra Calloway accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassandra Calloway commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.