Doctor profile · Federal record

Dr. Lisa Oltmanns, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Brighton, MI

  • NPI 1417966235
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8001 Challis RD
Brighton, MI 481167446
(734) 998-2020
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 9, 2023
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301072992

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417966235. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
495
Distinct HCPCS
5
Medicare allowed
$47,492
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 295 180 $94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 92 92 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 55 52 $64
99214 Established patient office or other outpatient visit, 30-39 minutes 32 26 $91
99443 Telephone medical discussion with physician, 21-30 minutes 21 20 $94

In context: peer comparison

Among 6 peers in this city , average services per provider: 92. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,422
Patients
489
Total drug cost
$109,888
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 214 77 $3,656
Levothyroxine Sodium Generic 199 57 $3,323
Rosuvastatin Calcium Generic 169 57 $4,555
Amlodipine Besylate Generic 134 47 $1,520
Losartan Potassium Generic 126 44 $2,168
Omeprazole Generic 106 41 $1,542
Lisinopril Generic 103 33 $1,335
Metformin Hcl Er (Metformin Hcl) Brand 62 28 $1,168
Metformin Hcl Generic 52 20 $670
Ozempic (Semaglutide) Brand 51 11 $86,408

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lisa Oltmanns's medical specialty?
Dr. Lisa Oltmanns practices Internal Medicine Physician in Brighton, MI.
Where does Dr. Lisa Oltmanns practice?
Dr. Lisa Oltmanns practices at 8001 Challis RD, Brighton, MI 481167446. Office phone: 7349982020.
What is Dr. Lisa Oltmanns's NPI?
Dr. Lisa Oltmanns's National Provider Identifier (NPI) is 1417966235, issued by NPPES.
Does Dr. Lisa Oltmanns accept Medicare assignment?
Yes. Dr. Lisa Oltmanns accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lisa Oltmanns commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.