Doctor profile · Federal record

Dr. Mark Joseph, M.D.

Pediatric Nephrology Physician (CMS: Pediatric Medicine) · Pediatrics Physician · Pediatric Nephrology Physician · Portland, OR

  • NPI 1740242320
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 35 yrs in practice
  • Licensed in 2 states
  • Male
  • 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) 494-7327
fax (503) 418-6718
Additional location
2545 E Thomas RD, Suite 110
Phoenix, AZ 850167941
(602) 903-1532
fax (602) 956-0567

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
August 1, 2022
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
2080P0210X — NUCC code
State licenses (2)
Oregon #MD210371 · Arizona #25446
Medicaid
AZ #395245

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740242320. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43
Distinct HCPCS
1
Medicare allowed
$5,406
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 43 18 $126

In context: peer comparison

Among 3 peers in this city , average services per provider: 36. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26,886
Transactions
17
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 17 $26,886.27

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$21,613
Consulting Fee
$4,038
Travel and Lodging
$1,043
Food and Beverage
$193

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
0
Total drug cost
$943,764
Drug Type Claims Patients Total cost
Cyproheptadine Hcl Generic 12 0 $78
Amlodipine Besylate Generic 11 0 $56
Procysbi (Cysteamine Bitartrate) Brand 11 0 $943,630

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Joseph's medical specialty?
Dr. Mark Joseph practices Pediatric Nephrology Physician in Portland, OR.
Where does Dr. Mark Joseph practice?
Dr. Mark Joseph practices at 3181 Sw Sam Jackson Park RD, Portland, OR 972393011. Office phone: 5034947327.
What is Dr. Mark Joseph's NPI?
Dr. Mark Joseph's National Provider Identifier (NPI) is 1740242320, issued by NPPES.
Does Dr. Mark Joseph accept Medicare assignment?
Yes. Dr. Mark Joseph accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Joseph commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.