Doctor profile · Federal record

Dr. Kathryn Ritter, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Portland, OR

  • NPI 1295267839
  • MIPS 74.4 / 100 · 2023
  • 9 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3181 Sw Sam Jackson Park RD
Portland, OR 972393011
(503) 494-7551
fax (503) 494-4997
Additional location
4940 Eastern Ave
Baltimore, MD 212242735
(410) 550-0470
fax (410) 550-0184
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
September 21, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Maryland #D96294 · Oregon #MD203301 · Tennessee #58395

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295267839. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
212
Distinct HCPCS
4
Medicare allowed
$35,677
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 116 116 $183
99284 Emergency department visit with moderate level of medical decision making 62 62 $125
99291 Critical care, first 30-74 minutes 23 23 $226
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $138

In context: peer comparison

Among 92 peers in this city , average services per provider: 59. This provider delivers 3.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Ritter's medical specialty?
Dr. Kathryn Ritter practices Emergency Medicine Physician in Portland, OR.
Where does Dr. Kathryn Ritter practice?
Dr. Kathryn Ritter practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034947551.
What is Dr. Kathryn Ritter's NPI?
Dr. Kathryn Ritter's National Provider Identifier (NPI) is 1295267839, issued by NPPES.
Does Dr. Kathryn Ritter accept Medicare assignment?
Dr. Kathryn Ritter does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Kathryn Ritter commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.