Tu Mai, DO
NPI 1528649977 · Family Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tu Mai, DO is a Family Medicine Physician provider in Portland, OR (NPI 1528649977).
Provider details
- NPI number
- 1528649977
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 32 | 20 |
| Gabapentin | 24 | — |
| Lisinopril | 17 | — |
| Amlodipine Besylate | 12 | — |
| Losartan Potassium | 12 | — |
| Metformin Hcl | 12 | — |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2606 Hospital Blvd Ste BCorpus Christi, TX 78405-1804Phone: (361) 902-4789
Registry dates
- Enumerated
- 2021-04-17
- Last updated
- 2025-09-05
- Certified
- 2025-09-05
Frequently asked questions
- What is Tu Mai's NPI number?
- Tu Mai's National Provider Identifier (NPI) is 1528649977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tu Mai's specialty?
- Tu Mai is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tu Mai located?
- Tu Mai's practice location on file with NPPES is 2222 Nw Lovejoy St Ste 315, Portland, OR 97210-5101.
- What is Tu Mai's phone number?
- The practice phone number listed in the NPPES registry for Tu Mai is (503) 413-8018.
- Does Tu Mai accept Medicare?
- Tu Mai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tu Mai's NPI active?
- Yes — Tu Mai's NPI (1528649977) is active in the NPPES registry as of the last update on 2025-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.