Doctor profile · Federal record

Dr. Crystal Maddox, M.D.

Family Medicine Physician (CMS: Family Practice) · Gastonia, NC

  • NPI 1942520937
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1895 Hoffman Road, Suite A
Gastonia, NC 280546557
(704) 865-1749
fax (704) 865-7328
Mailing address
Po Box 744786
Atlanta, GA 303744786

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
April 10, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
North Carolina #2011-01471

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942520937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
841
Distinct HCPCS
10
Medicare allowed
$72,121
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 361 143 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 135 80 $84
81003 Automated urinalysis test 46 35 $2
87804 Detection test by immunoassay with direct visual observation for influenza virus 42 23 $16
G0008 Administration of influenza virus vaccine 37 37 $29
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 30 30 $127
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 26 24 $50
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 25 13 $71
90662 Influenza vaccine split virus, preservative free 21 21 $72
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 21 17 $101

In context: peer comparison

Among 18 peers in Gastonia Family Medicine Physician, average services per provider: 70. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 2 $41.51
Pfizer INC. 1 $16.75

By nature of payment

Food and Beverage
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,088
Patients
862
Total drug cost
$48,535
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 457 114 $5,467
Levothyroxine Sodium Generic 425 74 $4,908
Amlodipine Besylate Generic 364 78 $2,764
Metoprolol Succinate Generic 338 57 $3,562
Pravastatin Sodium Generic 307 68 $4,617
Losartan Potassium Generic 298 65 $3,036
Pantoprazole Sodium Generic 277 72 $3,247
Furosemide Generic 257 49 $1,210
Gabapentin Generic 257 65 $3,967
Famotidine Generic 197 43 $1,770

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Crystal Maddox's medical specialty?
Dr. Crystal Maddox practices Family Medicine Physician in Gastonia, NC.
Where does Dr. Crystal Maddox practice?
Dr. Crystal Maddox practices at 1895 Hoffman Road, Gastonia, NC 280546557. Office phone: 7048651749.
What is Dr. Crystal Maddox's NPI?
Dr. Crystal Maddox's National Provider Identifier (NPI) is 1942520937, issued by NPPES.
Does Dr. Crystal Maddox accept Medicare assignment?
Yes. Dr. Crystal Maddox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crystal Maddox commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.