Doctor profile · Federal record

Dr. Christina Veenstra, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Hospitalist Physician · Flagstaff, AZ

  • NPI 1124255369
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 N Beaver St
Flagstaff, AZ 860013118
(928) 773-2451
fax (928) 214-2925

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
November 3, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Kansas #0445721 · Arizona #47678
Medicaid
AZ #829615

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124255369. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,259
Distinct HCPCS
6
Medicare allowed
$148,152
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 593 280 $112
99239 Hospital discharge day management, more than 30 minutes 280 269 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 210 202 $163
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 124 84 $74
99291 Critical care, first 30-74 minutes 39 27 $199
99238 Hospital discharge day management, 30 minutes or less 13 13 $76

In context: peer comparison

Among 13 peers in Flagstaff Internal Medicine Physician, average services per provider: 2,092. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
62
Total drug cost
$576
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 33 32 $398
Prednisone Generic 17 17 $28
Cefdinir Generic 14 13 $151

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christina Veenstra's medical specialty?
Dr. Christina Veenstra practices Internal Medicine Physician in Flagstaff, AZ.
Where does Dr. Christina Veenstra practice?
Dr. Christina Veenstra practices at 1200 N Beaver St, Flagstaff, AZ 860013118. Office phone: 9287732451.
What is Dr. Christina Veenstra's NPI?
Dr. Christina Veenstra's National Provider Identifier (NPI) is 1124255369, issued by NPPES.
Does Dr. Christina Veenstra accept Medicare assignment?
Yes. Dr. Christina Veenstra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christina Veenstra commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.