Alex Christensen, OD
NPI 1881227957 · Optometrist · Phoenix, AZ
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Christensen, OD is a Optometrist provider in Phoenix, AZ (NPI 1881227957).
Provider details
- NPI number
- 1881227957
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 9884T (TX)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
33 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $88 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 12 | $108 |
Typical Medicare-allowed amounts for these services range $88–$108 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 343 | 148 |
| Timolol Maleate | 92 | 45 |
| Brimonidine Tartrate | 69 | 30 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 61 | 29 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 35 | 33 |
| Dorzolamide Hcl | 30 | 17 |
| Cyclosporine | 25 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$50 across 2 records (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
Registry dates
- Enumerated
- 2020-02-18
- Last updated
- 2020-09-24
- Certified
- 2020-09-24
Frequently asked questions
- What is Alex Christensen's NPI number?
- Alex Christensen's National Provider Identifier (NPI) is 1881227957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Christensen's specialty?
- Alex Christensen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Alex Christensen located?
- Alex Christensen's practice location on file with NPPES is 515 W Buckeye Rd Ste 104, Phoenix, AZ 85003-3699.
- What is Alex Christensen's phone number?
- The practice phone number listed in the NPPES registry for Alex Christensen is (602) 207-8196.
- Does Alex Christensen accept Medicare?
- Alex Christensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Christensen's NPI active?
- Yes — Alex Christensen's NPI (1881227957) is active in the NPPES registry as of the last update on 2020-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.