Doctor profile · Federal record

Dr. Jacob Kalliath, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Olympia Fields, IL

  • NPI 1134569395
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
20201 Crawford Ave
Olympia Fields, IL 60461
(708) 679-2160
fax (708) 679-2161
Additional location
4455 Edison Lakes Pkwy
Mishawaka, IN 465451442
(574) 231-6134
fax (574) 231-6845
Mailing address
10624 S. Eastern Ave #263A
Henderson, NV 89052

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
October 30, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (4)
Illinois #12506386 · Colorado #DR0057617 · Indiana #02005206A · Illinois #036138730

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134569395. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
711
Distinct HCPCS
8
Medicare allowed
$77,300
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 164 96 $112
99239 Hospital discharge day management, more than 30 minutes 151 135 $107
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 138 78 $74
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 102 98 $163
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 71 26 $46
99291 Critical care, first 30-74 minutes 41 22 $199
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 27 27 $122
99497 Advance care planning, first 30 minutes 17 17 $71

In context: peer comparison

Among 6 peers in Olympia Fields Internal Medicine Physician, average services per provider: 106. This provider delivers 6.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
341
Patients
87
Total drug cost
$21,013
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 39 18 $241
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 31 29 $205
Prednisone Generic 29 25 $115
Xarelto (Rivaroxaban) Brand 29 0 $8,445
Atorvastatin Calcium Generic 27 0 $323
Diltiazem Hcl Generic 27 0 $838
Metoprolol Tartrate Generic 27 0 $311
Metformin Hcl Generic 25 0 $205
Pantoprazole Sodium Generic 18 0 $173
Clopidogrel (Clopidogrel Bisulfate) Brand 17 0 $195

Frequently asked questions

Auto-generated from federal data
What is Dr. Jacob Kalliath's medical specialty?
Dr. Jacob Kalliath practices Internal Medicine Physician in Olympia Fields, IL.
Where does Dr. Jacob Kalliath practice?
Dr. Jacob Kalliath practices at 20201 Crawford Ave, Olympia Fields, IL 60461. Office phone: 7086792160.
What is Dr. Jacob Kalliath's NPI?
Dr. Jacob Kalliath's National Provider Identifier (NPI) is 1134569395, issued by NPPES.
Does Dr. Jacob Kalliath accept Medicare assignment?
Yes. Dr. Jacob Kalliath accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jacob Kalliath commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.