Doctor profile · Federal record

Dr. Marissa Guidry, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Lafayette, LA

  • NPI 1265864599
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
461 Heymann Blvd
Lafayette, LA 705032616
(337) 289-8717
fax (337) 289-8718

Credentials & registration

NPPES · NUCC
NPI registered
August 2013 — 13 yrs on file
Profile last updated
December 8, 2017
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Louisiana #AP07367

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265864599. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,177
Distinct HCPCS
10
Medicare allowed
$98,900
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 764 602 $101
J1100 Injection, dexamethasone sodium phosphate, 1 mg 172 23 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 45 43 $72
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 34 34 $75
G0008 Administration of influenza virus vaccine 34 34 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 31 31 $103
96372 Injection of drug or substance under skin or into muscle 27 27 $11
G0009 Administration of pneumococcal vaccine 19 19 $29
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 18 18 $282
99215 Established patient office or other outpatient visit, 40-54 minutes 18 18 $137

In context: peer comparison

Among 88 peers in this city , average services per provider: 176. This provider delivers 6.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,090
Transactions
58
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 10 $221.98
Lilly USA, LLC 14 $194.95
PFIZER INC. 6 $95.62
AstraZeneca Pharmaceuticals LP 6 $85.73
Novartis Pharmaceuticals Corporation 3 $53.95
Exact Sciences Corporation 3 $52.50
Antares Pharma, Inc. 2 $42.33
Astellas Pharma US Inc 2 $39.24
GlaxoSmithKline, LLC. 2 $34.08
Phathom Pharmaceuticals, Inc. 2 $33.90
IDORSIA PHARMACEUTICALS US INC 2 $31.98
Lundbeck LLC 2 $31.03
Bayer Healthcare Pharmaceuticals Inc. 2 $30.22
SHIELD THERAPEUTICS INC 1 $24.54
Boston Scientific Corporation 1 $24.48

By nature of payment

Food and Beverage
$1,090

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
872
Patients
364
Total drug cost
$38,146
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 140 44 $906
Trazodone Hcl Generic 97 25 $510
Losartan Potassium Generic 77 32 $1,702
Escitalopram Oxalate Generic 71 26 $709
Levothyroxine Sodium Generic 61 17 $605
Hydrochlorothiazide Generic 54 19 $252
Azithromycin Generic 50 50 $286
Doxycycline Hyclate Generic 50 46 $509
Meloxicam Generic 49 36 $215
Jardiance (Empagliflozin) Brand 40 0 $29,523

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Guidry's medical specialty?
Dr. Marissa Guidry practices Family Nurse Practitioner in Lafayette, LA.
Where does Dr. Marissa Guidry practice?
Dr. Marissa Guidry practices at 461 Heymann Blvd, Lafayette, LA 705032616. Office phone: 3372898717.
What is Dr. Marissa Guidry's NPI?
Dr. Marissa Guidry's National Provider Identifier (NPI) is 1265864599, issued by NPPES.
Does Dr. Marissa Guidry accept Medicare assignment?
Yes. Dr. Marissa Guidry accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Guidry commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.