Doctor profile · Federal record

Dr. Katherine Black, MD

Gastroenterology Physician (CMS: Gastroenterology) · Portland, OR

  • NPI 1801018122
  • Accepts Medicare
  • MIPS 84.6 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1130 Nw 22Nd Ave Ste 410
Portland, OR 972102911
(503) 229-7137
fax (503) 241-0628

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
March 21, 2013
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oregon #MD156824
Medicaid
OR #500647193

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801018122. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
10
Medicare allowed
$47,185
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 97 48 $38
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 76 75 $252
45380 Biopsy of large bowel using a flexible endoscope 43 43 $111
99214 Established patient office or other outpatient visit, 30-39 minutes 40 37 $122
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 32 32 $96
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $132
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $160
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 16 14 $80
99215 Established patient office or other outpatient visit, 40-54 minutes 12 11 $179
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 12 12 $185

In context: peer comparison

Among 45 peers in Portland Gastroenterology Physician, average services per provider: 59. This provider delivers 6.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $149.54

By nature of payment

Food and Beverage
$150

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
737
Patients
322
Total drug cost
$95,057
Drug Type Claims Patients Total cost
Omeprazole Generic 192 68 $2,987
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 120 120 $3,528
Pantoprazole Sodium Generic 93 29 $1,798
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 64 64 $4,832
Linzess (Linaclotide) Brand 60 0 $50,349
Famotidine Generic 43 14 $1,034
Loperamide (Loperamide Hcl) Brand 27 0 $582
Metoclopramide Hcl Generic 25 0 $450
Mesalamine ER (Mesalamine) Brand 19 0 $10,934
Ondansetron Odt (Ondansetron) Brand 18 11 $724

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Black's medical specialty?
Dr. Katherine Black practices Gastroenterology Physician in Portland, OR.
Where does Dr. Katherine Black practice?
Dr. Katherine Black practices at 1130 Nw 22Nd Ave Ste 410, Portland, OR 972102911. Office phone: 5032297137.
What is Dr. Katherine Black's NPI?
Dr. Katherine Black's National Provider Identifier (NPI) is 1801018122, issued by NPPES.
Does Dr. Katherine Black accept Medicare assignment?
Yes. Dr. Katherine Black accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Black commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.