Doctor profile · Federal record

Dr. Marilyn Carroll, CRNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Huntsville, AL

  • NPI 1922587989
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4704 Whitesburg Dr Sw Ste 201
Huntsville, AL 358021681
(256) 213-1800
fax (256) 429-9186
Additional location
1874 Beltline RD Sw Ste 100
Decatur, AL 356015514
Additional location
3809 Sullivan St Ste 6A
Madison, AL 357583146

Credentials & registration

NPPES · NUCC
NPI registered
August 2018 — 8 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Alabama #1-073969

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922587989. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
893
Distinct HCPCS
10
Medicare allowed
$45,675
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 270 145 $101
96372 Injection of drug or substance under skin or into muscle 115 63 $11
J1100 Injection, dexamethasone sodium phosphate, 1 mg 111 23 $0
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 77 35 $2
G0444 Annual depression screening, 5 to 15 minutes 63 63 $14
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 62 62 $102
99213 Established patient office or other outpatient visit, 20-29 minutes 38 35 $71
90662 Influenza vaccine split virus, preservative free 33 33 $72
G0008 Administration of influenza virus vaccine 32 32 $29
87804 Detection test by immunoassay with direct visual observation for influenza virus 28 14 $16

In context: peer comparison

Among 62 peers in this city , average services per provider: 192. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$616
Transactions
30
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 5 $101.29
Phathom Pharmaceuticals, Inc. 5 $81.62
Astellas Pharma US Inc 1 $64.95
AstraZeneca Pharmaceuticals LP 3 $54.54
PFIZER INC. 3 $53.25
SANOFI-AVENTIS U.S. LLC 2 $46.00
Abbott Laboratories 2 $41.46
Lilly USA, LLC 2 $39.85
Novo Nordisk Inc 2 $37.72
Inari Medical, Inc. 1 $24.64
Dexcom, Inc. 1 $20.74
Merck Sharp & Dohme LLC 1 $17.96
GlaxoSmithKline, LLC. 1 $17.43
Corcept Therapeutics 1 $14.51

By nature of payment

Food and Beverage
$551
Education
$65

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,468
Patients
475
Total drug cost
$172,619
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 200 62 $3,144
Levothyroxine Sodium Generic 158 48 $2,514
Lisinopril Generic 141 48 $1,196
Omeprazole Generic 132 47 $2,600
Amlodipine Besylate Generic 129 41 $967
Losartan Potassium Generic 101 32 $1,610
Escitalopram Oxalate Generic 90 29 $1,561
Mounjaro (Tirzepatide) Brand 90 19 $153,158
Rosuvastatin Calcium Generic 73 24 $1,030
Metformin Hcl Er (Metformin Hcl) Brand 66 22 $1,206

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn Carroll's medical specialty?
Dr. Marilyn Carroll practices Family Nurse Practitioner in Huntsville, AL.
Where does Dr. Marilyn Carroll practice?
Dr. Marilyn Carroll practices at 4704 Whitesburg Dr Sw Ste 201, Huntsville, AL 358021681. Office phone: 2562131800.
What is Dr. Marilyn Carroll's NPI?
Dr. Marilyn Carroll's National Provider Identifier (NPI) is 1922587989, issued by NPPES.
Does Dr. Marilyn Carroll accept Medicare assignment?
Yes. Dr. Marilyn Carroll accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn Carroll commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.