Doctor profile · Federal record

Dr. Christopher Aldrich, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Student in an Organized Health Care Education/Training Program · Walla Walla, WA

  • NPI 1891084562
  • Accepts Medicare
  • MIPS 93.5 / 100 · 2023
  • 15 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
401 W Poplar St
Walla Walla, WA 993622846
(509) 525-3320
Additional location
707 Sw Washington St, Suite 700
Portland, OR 972053536
(503) 299-9906
fax (503) 225-9002
Additional location
55 W Tietan St
Walla Walla, WA 993624445
(509) 522-5174
Mailing address
101 W 8Th Ave Fl Center3
Spokane, WA 992042307

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
April 5, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Washington #MD60776379 · Oregon #MD177092

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891084562. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
212
Distinct HCPCS
10
Medicare allowed
$30,681
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 37 36 $139
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 31 29 $145
00811 Anesthesia for other procedure on large bowel using an endoscope 29 29 $137
00812 Anesthesia for exam of colon using an endoscope 27 27 $115
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 19 19 $63
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 18 17 $131
00813 Anesthesia for procedure on small and large bowel using an endoscope 13 13 $190
01402 Anesthesia for procedure for total knee joint replacement 13 13 $285
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 13 13 $44
01214 Anesthesia for total hip replacement 12 12 $306

In context: peer comparison

Among 3 peers in Walla Walla Anesthesiology Physician, average services per provider: 23. This provider delivers 9.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Aldrich's medical specialty?
Dr. Christopher Aldrich practices Anesthesiology Physician in Walla Walla, WA.
Where does Dr. Christopher Aldrich practice?
Dr. Christopher Aldrich practices at 401 W Poplar St, Walla Walla, WA 993622846. Office phone: 5095253320.
What is Dr. Christopher Aldrich's NPI?
Dr. Christopher Aldrich's National Provider Identifier (NPI) is 1891084562, issued by NPPES.
Does Dr. Christopher Aldrich accept Medicare assignment?
Yes. Dr. Christopher Aldrich accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Aldrich commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.