Doctor profile · Federal record

Dr. Vanessa Hagan, MD

Internal Medicine Physician (CMS: Internal Medicine) · Oak Lawn, IL

  • NPI 1215125927
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4400 W 95Th St, Ste 303
Oak Lawn, IL 60453
(708) 423-1300

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
December 18, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036110316
Medicaid
IL #036110316

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215125927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,900
Distinct HCPCS
10
Medicare allowed
$175,656
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 832 316 $94
G0444 Annual depression screening, 5 to 15 minutes 216 216 $19
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 200 45 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 154 154 $134
99214 Established patient office or other outpatient visit, 30-39 minutes 141 137 $134
99442 Telephone medical discussion with physician, 11-20 minutes 85 66 $94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 72 14 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 53 44 $182
99239 Hospital discharge day management, more than 30 minutes 51 43 $120
99406 Smoking and tobacco use intensive counseling, 4-10 minutes 42 22 $16

In context: peer comparison

Among 29 peers in this city , average services per provider: 146. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $17.35

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,813
Patients
1,302
Total drug cost
$58,164
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 676 187 $9,513
Amlodipine Besylate Generic 626 174 $7,081
Levothyroxine Sodium Generic 500 113 $7,785
Hydrochlorothiazide Generic 362 98 $2,107
Azithromycin Generic 340 161 $2,292
Losartan Potassium Generic 303 75 $3,596
Metoprolol Succinate Generic 300 80 $6,206
Alprazolam Generic 285 61 $2,351
Pantoprazole Sodium Generic 282 84 $4,017
Lisinopril Generic 259 64 $3,110

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vanessa Hagan's medical specialty?
Dr. Vanessa Hagan practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Vanessa Hagan practice?
Dr. Vanessa Hagan practices at 4400 W 95Th St, Oak Lawn, IL 60453. Office phone: 7084231300.
What is Dr. Vanessa Hagan's NPI?
Dr. Vanessa Hagan's National Provider Identifier (NPI) is 1215125927, issued by NPPES.
Does Dr. Vanessa Hagan accept Medicare assignment?
Yes. Dr. Vanessa Hagan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vanessa Hagan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual depression screening, 5 to 15 minutes (HCPCS G0444); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.