Doctor profile · Federal record

Dr. Natalia Guzman-Seda, MD

Anesthesiology Physician (CMS: Anesthesiology) · Portland, OR

  • NPI 1023546520
  • Accepts Medicare
  • MIPS 80.7 / 100 · 2023
  • 9 yrs in practice
  • 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) 494-7641
fax (503) 494-4661
Additional location
1275 York Ave
New York, NY 100656007
(212) 639-2000

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
September 24, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Oregon #MD212890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023546520. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
56
Distinct HCPCS
4
Medicare allowed
$4,068
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 21 21 $44
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 12 12 $92
00811 Anesthesia for other procedure on large bowel using an endoscope 12 12 $87
00142 Anesthesia for lens surgery 11 11 $92

In context: peer comparison

Among 123 peers in this city , average services per provider: 22. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalia Guzman-Seda's medical specialty?
Dr. Natalia Guzman-Seda practices Anesthesiology Physician in Portland, OR.
Where does Dr. Natalia Guzman-Seda practice?
Dr. Natalia Guzman-Seda practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034947641.
What is Dr. Natalia Guzman-Seda's NPI?
Dr. Natalia Guzman-Seda's National Provider Identifier (NPI) is 1023546520, issued by NPPES.
Does Dr. Natalia Guzman-Seda accept Medicare assignment?
Yes. Dr. Natalia Guzman-Seda accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalia Guzman-Seda commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); 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.