Christina Downey, M.D.
NPI 1558625285 · Rheumatology Physician · Loma Linda, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Downey, M.D. is a Rheumatology Physician provider in Loma Linda, CA (NPI 1558625285).
Provider details
- NPI number
- 1558625285
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4301101525 (MI)
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 tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,804 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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 754 | $41 |
| Calculation of Trabecular Bone Score (tbs) Using Imaging Data With Interpretation and Report on Fracture Risk77089 | 638 | $43 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 134 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 98 | $129 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 84 | $180 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 219 | 86 |
| Methotrexate Sodiumbrand: Methotrexate | 195 | 77 |
| Prednisone | 108 | 40 |
| Leflunomide | 75 | 21 |
| Leucovorin Calcium | 62 | 18 |
| Colchicine | 57 | 20 |
| Etanerceptbrand: Enbrel Sureclick | 56 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$34 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
Additional practice locations (1)
- 22101 Moross RdPb2 Suite 50Detroit, MI 48236-2148Phone: (313) 343-7774
Registry dates
- Enumerated
- 2012-06-27
- Last updated
- 2026-01-15
- Certified
- 2026-01-15
Frequently asked questions
- What is Christina Downey's NPI number?
- Christina Downey's National Provider Identifier (NPI) is 1558625285, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Downey's specialty?
- Christina Downey is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Christina Downey located?
- Christina Downey's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92354-2804.
- What is Christina Downey's phone number?
- The practice phone number listed in the NPPES registry for Christina Downey is (909) 558-4000.
- Does Christina Downey accept Medicare?
- Christina Downey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Downey's NPI active?
- Yes — Christina Downey's NPI (1558625285) is active in the NPPES registry as of the last update on 2026-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.