Doctor profile · Federal record

Dr. Otto Leiti, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Ann Arbor, MI

  • NPI 1346425816
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Drive, 3Rd Floor Taubman Center Recp B
Ann Arbor, MI 481095352
(734) 936-5582
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 48108

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
May 20, 2015
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301091358

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346425816. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
484
Distinct HCPCS
7
Medicare allowed
$42,020
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 239 113 $77
99239 Hospital discharge day management, more than 30 minutes 69 68 $111
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 65 39 $48
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 52 42 $115
99238 Hospital discharge day management, 30 minutes or less 26 26 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 18 $128
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $171

In context: peer comparison

Among 135 peers in Ann Arbor Internal Medicine Physician, average services per provider: 77. This provider delivers 6.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
135
Patients
73
Total drug cost
$29,806
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 36 16 $28,533
Pantoprazole Sodium Generic 30 19 $331
Amlodipine Besylate Generic 15 13 $99
Lisinopril Generic 14 11 $95
Prednisone Generic 14 14 $32
Bisoprolol Fumarate Generic 13 0 $439
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 13 0 $276

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Otto Leiti's medical specialty?
Dr. Otto Leiti practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Otto Leiti practice?
Dr. Otto Leiti practices at 1500 E Medical Center Drive, Ann Arbor, MI 481095352. Office phone: 7349365582.
What is Dr. Otto Leiti's NPI?
Dr. Otto Leiti's National Provider Identifier (NPI) is 1346425816, issued by NPPES.
Does Dr. Otto Leiti accept Medicare assignment?
Yes. Dr. Otto Leiti accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Otto Leiti commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.