Doctor profile · Federal record

Dr. Mary Tilak, MD

Internal Medicine Physician (CMS: Internal Medicine) · Highland, IN

  • NPI 1518054352
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2241 45Th St
Highland, IN 463222601
(219) 922-8051
fax (219) 922-8608

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
April 14, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Indiana #01054662A
Medicaid
IN #200339190

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518054352. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,186
Distinct HCPCS
10
Medicare allowed
$297,614
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 872 481 $118
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 791 112 $58
99215 Established patient office or other outpatient visit, 40-54 minutes 400 196 $166
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 225 59 $44
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 221 51 $45
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 140 140 $118
96372 Injection of drug or substance under skin or into muscle 97 22 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 86 72 $82
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment 51 51 $17
99496 Transitional care management services for problem of high complexity 41 35 $257

In context: peer comparison

Among 5 peers in Highland Internal Medicine Physician, average services per provider: 147. This provider delivers 22× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,486
Patients
598
Total drug cost
$108,611
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 196 86 $2,067
Levothyroxine Sodium Generic 166 62 $1,993
Metoprolol Succinate Generic 157 60 $2,659
Pantoprazole Sodium Generic 152 61 $1,916
Rosuvastatin Calcium Generic 110 41 $2,811
Amlodipine Besylate Generic 94 41 $481
Irbesartan Generic 93 34 $1,836
Clopidogrel (Clopidogrel Bisulfate) Brand 86 35 $1,191
Furosemide Generic 78 34 $321
Jardiance (Empagliflozin) Brand 78 29 $91,000

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Tilak's medical specialty?
Dr. Mary Tilak practices Internal Medicine Physician in Highland, IN.
Where does Dr. Mary Tilak practice?
Dr. Mary Tilak practices at 2241 45Th St, Highland, IN 463222601. Office phone: 2199228051.
What is Dr. Mary Tilak's NPI?
Dr. Mary Tilak's National Provider Identifier (NPI) is 1518054352, issued by NPPES.
Does Dr. Mary Tilak accept Medicare assignment?
Yes. Dr. Mary Tilak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Tilak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.