Michael Christensen, MD
NPI 1740572734 · Internal Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Christensen, MD is a Internal Medicine Physician provider in Oakland, CA (NPI 1740572734).
Provider details
- NPI number
- 1740572734
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A 115482 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 494 | 168 |
| Amlodipine Besylate | 195 | 75 |
| Gabapentin | 159 | 52 |
| Lisinopril | 157 | 48 |
| Losartan Potassium | 153 | 61 |
| Rosuvastatin Calcium | 153 | 56 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-05-09
- Last updated
- 2021-12-22
Frequently asked questions
- What is Michael Christensen's NPI number?
- Michael Christensen's National Provider Identifier (NPI) is 1740572734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Christensen's specialty?
- Michael Christensen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Christensen located?
- Michael Christensen's practice location on file with NPPES is 275 W Macarthur Blvd, Oakland, CA 94611-5641.
- What is Michael Christensen's phone number?
- The practice phone number listed in the NPPES registry for Michael Christensen is (510) 752-1000.
- Does Michael Christensen accept Medicare?
- Michael Christensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Christensen's NPI active?
- Yes — Michael Christensen's NPI (1740572734) is active in the NPPES registry as of the last update on 2021-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.