Doctor profile · Federal record

Dr. Christine Firth, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Phoenix, AZ

  • NPI 1902291016
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 W Thomas RD
Phoenix, AZ 850134409
(602) 406-5590
fax (602) 406-7170
Mailing address
Po Box 33269
Phoenix, AZ 850673269

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
December 16, 2024
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Arizona #51760

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902291016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
418
Distinct HCPCS
5
Medicare allowed
$46,288
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 185 78 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 118 58 $78
99239 Hospital discharge day management, more than 30 minutes 55 54 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 44 $171
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $121

In context: peer comparison

Among 73 peers in Phoenix Hospitalist Physician, average services per provider: 126. This provider delivers 3.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Firth's medical specialty?
Dr. Christine Firth practices Hospitalist Physician in Phoenix, AZ.
Where does Dr. Christine Firth practice?
Dr. Christine Firth practices at 350 W Thomas RD, Phoenix, AZ 850134409. Office phone: 6024065590.
What is Dr. Christine Firth's NPI?
Dr. Christine Firth's National Provider Identifier (NPI) is 1902291016, issued by NPPES.
Does Dr. Christine Firth accept Medicare assignment?
Yes. Dr. Christine Firth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Firth 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); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.