Doctor profile · Federal record

Dr. Joshua Cahan

Neurology Physician (CMS: Neurology) · Neurology Physician · Chicago, IL

  • NPI 1912389313
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
251 E Huron St
Chicago, IL 606112908
(312) 926-2000
Additional location
4646 N Marine Dr
Chicago, IL 606405759
(773) 878-8700

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
April 21, 2019
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
Illinois #036.149112 · Illinois #125.067032

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912389313. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
493
Distinct HCPCS
7
Medicare allowed
$95,906
HCPCS Description Services Patients Avg allowed
99483 Assessment of and care planning for patient with impaired thought processing, typically 60 minutes 176 146 $287
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 93 46 $34
90792 Psychiatric diagnostic evaluation with medical services 74 74 $205
99215 Established patient office or other outpatient visit, 40-54 minutes 67 57 $188
99205 New patient office or other outpatient visit, 60-74 minutes 31 31 $235
99214 Established patient office or other outpatient visit, 30-39 minutes 29 28 $136
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $140

In context: peer comparison

Among 86 peers in Chicago Neurology Physician, average services per provider: 171. This provider delivers 2.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$94
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Eli Lilly and Company 1 $68.97
Acorda Therapeutics, INC 1 $24.67

By nature of payment

Food and Beverage
$94

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,247
Patients
317
Total drug cost
$56,124
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 512 156 $12,692
Memantine Hcl Generic 240 69 $16,444
Sertraline Hcl Generic 119 38 $1,364
Quetiapine Fumarate Generic 87 25 $2,792
Mirtazapine Generic 64 18 $1,837
Galantamine Hbr Generic 47 11 $8,069
Gabapentin Generic 43 0 $603
Rivastigmine Generic 34 0 $9,284
Escitalopram Oxalate Generic 25 0 $363
Candesartan Cilexetil Generic 23 0 $472

Frequently asked questions

Auto-generated from federal data
What is Dr. Joshua Cahan's medical specialty?
Dr. Joshua Cahan practices Neurology Physician in Chicago, IL.
Where does Dr. Joshua Cahan practice?
Dr. Joshua Cahan practices at 251 E Huron St, Chicago, IL 606112908. Office phone: 3129262000.
What is Dr. Joshua Cahan's NPI?
Dr. Joshua Cahan's National Provider Identifier (NPI) is 1912389313, issued by NPPES.
Does Dr. Joshua Cahan accept Medicare assignment?
Yes. Dr. Joshua Cahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Cahan commonly perform?
Top Medicare-reported procedures in 2023: Assessment of and care planning for patient with impaired thought processing, typically 60 minutes (HCPCS 99483); Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.