Alexander Mortensen, MD MPH
NPI 1780293969 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Mortensen, MD MPH is a Family Medicine Physician provider in Chicago, IL (NPI 1780293969).
Provider details
- NPI number
- 1780293969
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD MPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036176512 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 34 | 11 |
| Pantoprazole Sodium | 26 | 14 |
| Amlodipine Besylate | 24 | — |
| Omeprazole | 23 | — |
| Alendronate Sodium | 20 | — |
| Sertraline Hcl | 19 | — |
| Losartan Potassium | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-07-23
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Alexander Mortensen's NPI number?
- Alexander Mortensen's National Provider Identifier (NPI) is 1780293969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Mortensen's specialty?
- Alexander Mortensen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Mortensen located?
- Alexander Mortensen's practice location on file with NPPES is 1460 N Halsted St Ste 504, Chicago, IL 60642-2613.
- What is Alexander Mortensen's phone number?
- The practice phone number listed in the NPPES registry for Alexander Mortensen is (312) 926-3627.
- Does Alexander Mortensen accept Medicare?
- Alexander Mortensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Mortensen's NPI active?
- Yes — Alexander Mortensen's NPI (1780293969) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.