Doctor profile · Federal record

Dr. David Christianson, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Medical Oncology Physician · Medical Oncology Physician · Hematology & Oncology Physician · Billings, MT

  • NPI 1770565871
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1315 Golden Valley Cir
Billings, MT 591026746
(406) 238-6290
fax (406) 238-6961
Mailing address
Po Box 30976
Billings, MT 591070976

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
September 8, 2010
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Montana #10533 · Wyoming #7008A
Medicaid (2)
MT #0079237 · WY #119842400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770565871. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,069
Distinct HCPCS
7
Medicare allowed
$196,241
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,437 425 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 264 145 $66
99215 Established patient office or other outpatient visit, 40-54 minutes 144 89 $143
99441 Telephone medical discussion with physician, 5-10 minutes 114 56 $35
99204 New patient office or other outpatient visit, 45-59 minutes 41 41 $133
99205 New patient office or other outpatient visit, 60-74 minutes 40 40 $181
99442 Telephone medical discussion with physician, 11-20 minutes 29 24 $66

In context: peer comparison

Among 4 peers in this city , average services per provider: 137. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,330
Patients
429
Total drug cost
$534,117
Drug Type Claims Patients Total cost
Gabapentin Generic 185 40 $2,577
Prednisone Generic 129 43 $851
Potassium Chloride Generic 127 42 $5,679
Levothyroxine Sodium Generic 123 30 $1,101
Anastrozole Generic 122 42 $2,984
Ondansetron Hcl Generic 79 49 $1,078
Lorazepam Generic 75 22 $519
Acyclovir Generic 69 18 $1,090
Oxycodone Hcl Generic 68 16 $1,032
Prochlorperazine Maleate Generic 67 35 $1,332

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Christianson's medical specialty?
Dr. David Christianson practices Hematology & Oncology Physician in Billings, MT.
Where does Dr. David Christianson practice?
Dr. David Christianson practices at 1315 Golden Valley Cir, Billings, MT 591026746. Office phone: 4062386290.
What is Dr. David Christianson's NPI?
Dr. David Christianson's National Provider Identifier (NPI) is 1770565871, issued by NPPES.
Does Dr. David Christianson accept Medicare assignment?
Yes. Dr. David Christianson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Christianson 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.