Mark Bates, MD
NPI 1558453696 · Internal Medicine Physician · Beaverton, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Bates, MD is a Internal Medicine Physician provider in Beaverton, OR (NPI 1558453696).
Provider details
- NPI number
- 1558453696
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD24179 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,882 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 257 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 155 | $128 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 105 | $10 |
| Urine Microalbumin (protein) Level82043 | 103 | $6 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 102 | $5 |
| Phosphate Level84100 | 101 | $5 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 463 | 132 |
| Amlodipine Besylate | 429 | 122 |
| Atorvastatin Calcium | 380 | 111 |
| Lovastatin | 349 | 97 |
| Levothyroxine Sodium | 279 | 69 |
| Lisinopril | 262 | 70 |
| Hydrochlorothiazide | 238 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-28
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Mark Bates's NPI number?
- Mark Bates's National Provider Identifier (NPI) is 1558453696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Bates's specialty?
- Mark Bates is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Bates located?
- Mark Bates's practice location on file with NPPES is 15950 Sw Millikan Way, Beaverton, OR 97006.
- What is Mark Bates's phone number?
- The practice phone number listed in the NPPES registry for Mark Bates is (503) 646-0161.
- Does Mark Bates accept Medicare?
- Mark Bates is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Bates's NPI active?
- Yes — Mark Bates's NPI (1558453696) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.