Doctor profile · Federal record

Dr. Peter Kelterborn, D.O.

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

  • NPI 1972948420
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
375 Briarwood Cir
Ann Arbor, MI 481081605
(734) 998-2020
Additional location
30410 Highway 200
Ponderay, ID 838529601
(208) 265-6252
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
February 9, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Michigan #5101026397 · Idaho #O-0949

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972948420. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
312
Distinct HCPCS
3
Medicare allowed
$30,588
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 186 147 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 63 61 $68
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 63 63 $130

In context: peer comparison

Among 135 peers in Ann Arbor Internal Medicine Physician, average services per provider: 77. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
616
Patients
156
Total drug cost
$9,918
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 125 41 $2,277
Lisinopril Generic 59 20 $593
Levothyroxine Sodium Generic 56 16 $1,009
Amlodipine Besylate Generic 44 14 $454
Losartan Potassium Generic 43 17 $654
Gabapentin Generic 41 11 $706
Metformin Hcl Generic 38 14 $647
Omeprazole Generic 36 11 $633
Tamsulosin Hcl Generic 29 12 $648
Simvastatin Generic 27 0 $405

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Kelterborn's medical specialty?
Dr. Peter Kelterborn practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Peter Kelterborn practice?
Dr. Peter Kelterborn practices at 375 Briarwood Cir, Ann Arbor, MI 481081605. Office phone: 7349982020.
What is Dr. Peter Kelterborn's NPI?
Dr. Peter Kelterborn's National Provider Identifier (NPI) is 1972948420, issued by NPPES.
Does Dr. Peter Kelterborn accept Medicare assignment?
Yes. Dr. Peter Kelterborn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Kelterborn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.