Doctor profile · Federal record

Dr. Evan Allen, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Neurology Physician · Neurology Physician · Neurology Physician · Neurology Physician · Neurology Physician · Neurology Physician · Lake Forest, IL

  • NPI 1821101742
  • Accepts Medicare
  • 35 yrs in practice
  • Licensed in 8 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 7 locations .

NPPES Updated May 11, 2026
Primary practice
1000 N Westmoreland RD # Level3
Lake Forest, IL 600451658
(847) 535-8500
fax (847) 535-8499
Additional location
1701 S Creasy Ln
Lafayette, IN 479054972
(765) 502-4400
Additional location
2400 17Th St
Columbus, IN 472015351
(812) 376-5974
Show 4 more locations
Additional location
401 E Chestnut St Unit 510
Louisville, KY 402025710
(502) 588-4800
fax (502) 588-4801
Additional location
1447 N Harrison St
Saginaw, MI 486024727
(989) 583-0000
Additional location
1335 Kelso Blvd
Windermere, FL 347867503
(407) 902-5987
Additional location
1800 E Park Ave
State College, PA 168036701
(814) 231-7000
fax (814) 234-1553
Mailing address
13506 Summerport Village Pkwy # 413
Windermere, FL 347867366

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
September 6, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (8)
Illinois #036108165 · Kentucky #46414 · Indiana #01072076A · California #G88720 · Florida #ME82452 · Michigan #4301504704 · Pennsylvania #MD440251 · Washington #MD61068190
Medicaid (2)
KY #7100756660 · IN #201374230

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821101742. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
426
Distinct HCPCS
9
Medicare allowed
$39,152
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 135 79 $52
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 115 115 $132
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $138
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 30 27 $114
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 27 26 $79
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 24 21 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 22 21 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 20 18 $97
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 17 13 $68

In context: peer comparison

Among 2 peers in Lake Forest Neurology Physician, average services per provider: 730. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $21.07

By nature of payment

Food and Beverage
$21

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Evan Allen's medical specialty?
Dr. Evan Allen practices Neurology Physician in Lake Forest, IL.
Where does Dr. Evan Allen practice?
Dr. Evan Allen practices at 1000 N Westmoreland RD # Level3, Lake Forest, IL 600451658. Office phone: 8475358500.
What is Dr. Evan Allen's NPI?
Dr. Evan Allen's National Provider Identifier (NPI) is 1821101742, issued by NPPES.
Does Dr. Evan Allen accept Medicare assignment?
Yes. Dr. Evan Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Evan Allen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.