Doctor profile · Federal record

Dr. Zachary Kaltenborn, M.D.

Orthopaedic Surgery Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · St. Paul, MN

  • NPI 1790077873
  • Accepts Medicare
  • MIPS 93.6 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 Jackson Street
St. Paul, MN 551012502
(651) 254-3456
fax (651) 254-9673
Mailing address
Po Box 1309, 8170 33Rd Ave S Mail Stop 21110Q
Minneapolis, MN 554254516

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
September 15, 2015
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Minnesota #58076

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790077873. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
88
Distinct HCPCS
4
Medicare allowed
$9,407
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 18 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 15 $75
32555 Aspiration of fluid from chest cavity using imaging guidance 15 11 $102
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $162

In context: peer comparison

Among 2 peers in St. Paul Orthopaedic Surgery Physician, average services per provider: 18. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
375
Patients
12
Total drug cost
$504,255
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 52 0 $202,931
Atorvastatin Calcium Generic 42 12 $1,144
Gabapentin Generic 35 0 $921
Amlodipine Besylate Generic 28 0 $307
Tivicay (Dolutegravir Sodium) Brand 28 0 $64,776
Descovy (Emtricitabine/Tenofov Alafenam) Brand 27 0 $63,265
Lisinopril Generic 21 0 $317
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 20 0 $15,748
Dovato (Dolutegravir Sodium/Lamivudine) Brand 19 0 $56,121
Odefsey (Emtricitab/Rilpiviri/Tenof Ala) Brand 19 0 $68,317

Frequently asked questions

Auto-generated from federal data
What is Dr. Zachary Kaltenborn's medical specialty?
Dr. Zachary Kaltenborn practices Orthopaedic Surgery Physician in St. Paul, MN.
Where does Dr. Zachary Kaltenborn practice?
Dr. Zachary Kaltenborn practices at 640 Jackson Street, St. Paul, MN 551012502. Office phone: 6512543456.
What is Dr. Zachary Kaltenborn's NPI?
Dr. Zachary Kaltenborn's National Provider Identifier (NPI) is 1790077873, issued by NPPES.
Does Dr. Zachary Kaltenborn accept Medicare assignment?
Yes. Dr. Zachary Kaltenborn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Kaltenborn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Aspiration of fluid from chest cavity using imaging guidance (HCPCS 32555). Source: CMS Medicare Physician & Other Practitioners file.