Doctor profile · Federal record

Dr. Layla Barrera, DO

Internal Medicine Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · Stony Brook, NY

  • NPI 1447788575
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Nicholls Road
Stony Brook, NY 117948363
(631) 689-8333

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
April 8, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #305259

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447788575. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
224
Distinct HCPCS
2
Medicare allowed
$32,375
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 191 127 $151
99213 Established patient office or other outpatient visit, 20-29 minutes 33 26 $107

In context: peer comparison

Among 49 peers in Stony Brook Internal Medicine Physician, average services per provider: 119. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$111
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $57.52
Boehringer Ingelheim Pharmaceuticals, INC. 1 $28.08
Janssen Pharmaceuticals, INC 1 $25.17

By nature of payment

Food and Beverage
$111

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
690
Patients
402
Total drug cost
$27,022
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 105 61 $1,339
Rosuvastatin Calcium Generic 83 49 $1,109
Amlodipine Besylate Generic 76 46 $610
Metoprolol Succinate Generic 65 38 $1,360
Metformin Hcl Generic 48 25 $427
Lisinopril Generic 47 30 $221
Levothyroxine Sodium Generic 45 31 $1,027
Losartan Potassium Generic 34 20 $487
Omeprazole Generic 33 25 $484
Furosemide Generic 32 18 $120

Frequently asked questions

Auto-generated from federal data
What is Dr. Layla Barrera's medical specialty?
Dr. Layla Barrera practices Internal Medicine Physician in Stony Brook, NY.
Where does Dr. Layla Barrera practice?
Dr. Layla Barrera practices at 100 Nicholls Road, Stony Brook, NY 117948363. Office phone: 6316898333.
What is Dr. Layla Barrera's NPI?
Dr. Layla Barrera's National Provider Identifier (NPI) is 1447788575, issued by NPPES.
Does Dr. Layla Barrera accept Medicare assignment?
Yes. Dr. Layla Barrera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Layla Barrera 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). Source: CMS Medicare Physician & Other Practitioners file.