Doctor profile · Federal record

Dr. Brian Layden, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Chicago, IL

  • NPI 1841474913
  • Accepts Medicare
  • MIPS 77.1 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
303 E Chicago Ave, Tarry Building, 15Th Floor
Chicago, IL 606114296
(312) 695-3095
Mailing address
303 East Chicago Avenue, Tarry Building 15Th Floor
Chicago, IL 606113008

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
March 12, 2014
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Illinois #036.120870 · Illinois #125049063

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841474913. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
25
Distinct HCPCS
1
Medicare allowed
$2,566
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 25 18 $103

In context: peer comparison

Among 41 peers in this city , average services per provider: 186. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,497
Transactions
5
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 5 $4,497.23

By nature of payment

Consulting Fee
$4,225
Travel and Lodging
$211
Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
118
Patients
11
Total drug cost
$45,841
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 38 11 $785
Jardiance (Empagliflozin) Brand 29 0 $24,622
Metformin Hcl Generic 14 0 $175
Ozempic (Semaglutide) Brand 13 0 $19,057
Armour Thyroid (Thyroid,pork) Brand 12 0 $410
Ultra-Fine Nano Pen Needle (Pen Needle, Diabetic) Brand 12 0 $793

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Layden's medical specialty?
Dr. Brian Layden practices Endocrinology, Diabetes & Metabolism Physician in Chicago, IL.
Where does Dr. Brian Layden practice?
Dr. Brian Layden practices at 303 E Chicago Ave, Chicago, IL 606114296. Office phone: 3126953095.
What is Dr. Brian Layden's NPI?
Dr. Brian Layden's National Provider Identifier (NPI) is 1841474913, issued by NPPES.
Does Dr. Brian Layden accept Medicare assignment?
Yes. Dr. Brian Layden accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Layden commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.