Doctor profile · Federal record

Dr. George Dephillips, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Specialist · Neurological Surgery Physician · Neurological Surgery Physician · Lake Forest, IL

  • NPI 1841344215
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 42 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1000 N Westmoreland RD
Lake Forest, IL 600451658
(847) 535-7271
fax (847) 535-8488
Additional location
1301 S Cliff Ave Ste 610
Sioux Falls, SD 571051032
(605) 322-8860

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
August 27, 2021
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (3)
Illinois #036073278 · Indiana #01073341A · South Dakota #9999

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841344215. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
273
Distinct HCPCS
7
Medicare allowed
$35,684
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 64 52 $121
99204 New patient office or other outpatient visit, 45-59 minutes 58 58 $161
99215 Established patient office or other outpatient visit, 40-54 minutes 50 46 $172
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 36 26 $50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 32 32 $128
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 19 $78
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $208

In context: peer comparison

Among 2 peers in this city , average services per provider: 35. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $147.10
Medtronic, Inc. 1 $18.19
Integra LifeSciences Corporation 1 $14.84

By nature of payment

Food and Beverage
$180

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. George Dephillips's medical specialty?
Dr. George Dephillips practices Neurological Surgery Physician in Lake Forest, IL.
Where does Dr. George Dephillips practice?
Dr. George Dephillips practices at 1000 N Westmoreland RD, Lake Forest, IL 600451658. Office phone: 8475357271.
What is Dr. George Dephillips's NPI?
Dr. George Dephillips's National Provider Identifier (NPI) is 1841344215, issued by NPPES.
Does Dr. George Dephillips accept Medicare assignment?
Yes. Dr. George Dephillips accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Dephillips commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.