Doctor profile · Federal record

Dr. Demetrios Katsaros, M.D.

Specialist (CMS: General Surgery) · Merrillville, IN

  • NPI 1770610180
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7863 Broadway, Suite 135
Merrillville, IN 464105553
(219) 736-2047
fax (219) 736-2048
Mailing address
4503 Thornbury Dr E
Valparaiso, IN 463830813

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Indiana #01049411
Medicaid
IN #200195840B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770610180. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,078
Distinct HCPCS
10
Medicare allowed
$230,344
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 3,381 12 $6
15788 Chemical peel of outer layer of skin of face 102 53 $356
15789 Chemical peel of deep layer of skin of face 102 46 $490
99213 Established patient office or other outpatient visit, 20-29 minutes 102 39 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 100 50 $119
15792 Chemical peel of outer layer of nonfacial skin 99 51 $307
15793 Chemical peel of deep layer of nonfacial skin 89 41 $435
64615 Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 37 19 $137
17108 Destruction of birthmark, more than 50.0 sq cm 30 20 $577
15781 Dermabrasion of skin of part of face 22 15 $495

In context: peer comparison

Among 4 peers in this city , average services per provider: 208. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
894
Patients
127
Total drug cost
$123,911
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 165 19 $4,506
Alprazolam Generic 118 14 $1,198
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 112 0 $3,297
Amlodipine Besylate Generic 56 14 $792
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 47 11 $1,945
Botox (Onabotulinumtoxina) Brand 47 19 $62,552
Furosemide Generic 47 12 $338
Tramadol Hcl Generic 46 0 $378
Ibuprofen Generic 45 12 $625
Ozempic (Semaglutide) Brand 43 0 $45,113

Frequently asked questions

Auto-generated from federal data
What is Dr. Demetrios Katsaros's medical specialty?
Dr. Demetrios Katsaros practices Specialist in Merrillville, IN.
Where does Dr. Demetrios Katsaros practice?
Dr. Demetrios Katsaros practices at 7863 Broadway, Merrillville, IN 464105553. Office phone: 2197362047.
What is Dr. Demetrios Katsaros's NPI?
Dr. Demetrios Katsaros's National Provider Identifier (NPI) is 1770610180, issued by NPPES.
Does Dr. Demetrios Katsaros accept Medicare assignment?
Yes. Dr. Demetrios Katsaros accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Demetrios Katsaros commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Chemical peel of outer layer of skin of face (HCPCS 15788); Chemical peel of deep layer of skin of face (HCPCS 15789). Source: CMS Medicare Physician & Other Practitioners file.