Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. DAVID R. MASLEN MD
Find Similar Providers Nearby
Internal Medicine in Milwaukie, OR

Active since November 29, 2005PECOS EnrolledAccepts Medicare Assignment
3033 SE MONROE ST, MILWAUKIE, OR 97222(503) 659-4988(833) 428-4932 Get Directions

NPPES record last updated: August 6, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 6, 2026, Sep 5, 2024 (2 updates tracked since 2024).

Find Similar Internal Medicine Providers by Distance


Discover healthcare providers in Milwaukie, OR with a similar scope of practice to MR. DAVID R. MASLEN MD. These local professionals also specialize in internal medicine. Our records identify 50 registered providers nearby; this includes a mix of 47 individual practitioners and 3 healthcare organizations. For your convenience, we have ranked these results by distance to help you find the closest available care. A handy interactive map is also available; select Show map to see where each nearby provider is located, or use Export CSV to download the complete list.

50 providers within 50 miles
5.74 mi
13221 SW 68TH PKWY STE 200
TIGARD, OR 97223
  • Related Field: Family Medicine
6.76 mi
1111 NE 99TH AVE STE 200
PORTLAND, OR 97220
  • Related Field: Internal Medicine (Pulmonary Disease)
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., Providence Health Plan and Regence BlueCross BlueShield of Oregon.
1321 NE 99TH AVE, SUITE 100
PORTLAND, OR 97220
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Providence Health Plan
1321 NE 99TH AVE STE 100
PORTLAND, OR 97220
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Providence Health Plan
9155 SW BARNES RD STE 238
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., Providence Health Plan and Regence BlueCross BlueShield of Oregon.
9155 SW BARNES RD, STE 205
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: PacificSource Health Plans and Regence BlueCross BlueShield of Oregon.
9155 SW BARNES RD STE 638
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Infectious Disease)
  • Accepts Medicare
  • Both Accept: Providence Health Plan
9205 SW BARNES RD
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
9155 SW BARNES RD, SUITE 230
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon.
9135 SW BARNES RD STE 985
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Endocrinology, Diabetes & Metabolism)
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., Providence Health Plan and Regence BlueCross BlueShield of Oregon.
9155 SW BERNES RD., SUITE 638
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Endocrinology, Diabetes & Metabolism)
  • Accepts Medicare
  • Both Accept: Providence Health Plan
9155 SW BARNES RD, SUITE 238
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon.
9427 SW BARNES RD STE 495
PORTLAND, OR 97225
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Providence Health Plan
9427 SW BARNES RD STE 296
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Pulmonary Disease)
  • Accepts Medicare
  • Both Accept: Kaiser Permanente, Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan.
9427 SW BARNES RD STE 495
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Interventional Cardiology)
  • Accepts Medicare
  • Both Accept: Providence Health Plan
9555 SW BARNES RD STE 150
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Rheumatology)
  • Accepts Medicare
  • Both Accept: PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon.
9701 SW BARNES RD, SUITE 300
PORTLAND, OR 97225
  • Related Field: Internal Medicine (Gastroenterology)
  • Accepts Medicare
  • Both Accept: Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon.
12442 SW SCHOLLS FERRY RD, SUITE 100
TIGARD, OR 97223
  • Exact Match: Internal Medicine
  • Accepts Medicare
  • Both Accept: Providence Health Plan