Doctor profile · Federal record

Dr. Dai Takahashi, DO

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Dyer, IN

  • NPI 1942256540
  • Accepts Medicare
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
24 Joliet St
Dyer, IN 463111705
(219) 852-1524
fax (219) 933-2288
Additional location
1007 Lincolnway
La Porte, IN 463503201
(219) 326-1234
Additional location
8733 W 400 N
Michigan City, IN 463609330
(219) 803-4145
fax (855) 502-1900
Show 1 more location
Additional location
9200 W Wisconsin Ave, Internal Medicine Hospitalist Division
Milwaukee, WI 532263522
(414) 805-0820
fax (414) 805-0988
Mailing address
Po Box 781076
Detroit, MI 482781076

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 21, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Indiana #02004194A · Wisconsin #47150
Medicaid
WI #1942256540

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942256540. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
266
Distinct HCPCS
5
Medicare allowed
$40,852
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 144 141 $162
99291 Critical care, first 30-74 minutes 55 52 $199
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 31 23 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 25 24 $121
99239 Hospital discharge day management, more than 30 minutes 11 11 $107

In context: peer comparison

Among 10 peers in Dyer Hospitalist Physician, average services per provider: 89. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Dai Takahashi's medical specialty?
Dr. Dai Takahashi practices Hospitalist Physician in Dyer, IN.
Where does Dr. Dai Takahashi practice?
Dr. Dai Takahashi practices at 24 Joliet St, Dyer, IN 463111705. Office phone: 2198521524.
What is Dr. Dai Takahashi's NPI?
Dr. Dai Takahashi's National Provider Identifier (NPI) is 1942256540, issued by NPPES.
Does Dr. Dai Takahashi accept Medicare assignment?
Yes. Dr. Dai Takahashi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dai Takahashi commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.