Doctor profile · Federal record

Dr. Christopher Knapp, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Phoenix, AZ

  • NPI 1598178451
  • Accepts Medicare
  • MIPS 86.0 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2601 E Roosevelt St
Phoenix, AZ 850084973
(480) 344-2563
Mailing address
2929 E Thomas RD
Phoenix, AZ 850168034

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
August 18, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (3)
Arizona #66272 · Illinois #125064543 · California #A170475

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598178451. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
2
Medicare allowed
$3,633
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 16 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $126

In context: peer comparison

Among 39 peers in Phoenix Surgery Physician, average services per provider: 34. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Surmodics, INC. 2 $29.46

By nature of payment

Food and Beverage
$29

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Knapp's medical specialty?
Dr. Christopher Knapp practices Surgery Physician in Phoenix, AZ.
Where does Dr. Christopher Knapp practice?
Dr. Christopher Knapp practices at 2601 E Roosevelt St, Phoenix, AZ 850084973. Office phone: 4803442563.
What is Dr. Christopher Knapp's NPI?
Dr. Christopher Knapp's National Provider Identifier (NPI) is 1598178451, issued by NPPES.
Does Dr. Christopher Knapp accept Medicare assignment?
Yes. Dr. Christopher Knapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Knapp commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.