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DR. CHRISTINA DENISE DOWNEY M.D.
NPI 1558625285
Internal Medicine - Rheumatology in Loma Linda, CA

Active since June 27, 2012PECOS EnrolledAccepts Medicare Assignment
85.18/100
CMS Quality Rating
11234 ANDERSON ST, LOMA LINDA, CA 92354(909) 558-4000 Get Directions Write a Review

NPPES record last updated: January 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 15, 2026, Mar 17, 2018, Aug 15, 2017 (3 updates tracked since 2017).

About Dr. Christina Denise Downey M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CHRISTINA DENISE DOWNEY M.D. (NPI 1558625285) is an individual rheumatology provider in Loma Linda, California, licensed in California (133281) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in Detroit, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1558625285
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameDR. CHRISTINA DENISE DOWNEYCredential: M.D.
Location Address11234 ANDERSON STLoma Linda, CA 92354-2804
Mailing Address122 Franklin AveRedlands, CA 92373-6802
Phone(909) 558-4000
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateJune 27, 2012
Last NPPES UpdateJanuary 15, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2026
✔ NPI 1558625285 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · 133281
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedInternal MedicineTaxonomy 207R00000X · License 4301101525 (MI)
11234 ANDERSON ST, Loma Linda, CA 92354
Open in Google Maps ↗

Secondary Practice Location 1

Location 122101 Moross Rd, PB2 Suite 50Detroit, MI 48236-2148 · Phone (313) 343-7774

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Christina Denise Downey M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3971813247
PECOS Enrollment IDI20170717003439
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Christina Downey reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Faculty Physicians And Surgeons Of Llusm
Same address
Pediatrics
11234 ANDERSON ST
Loma Linda, CA 92350
  • Reassigned Medicare billing, California enrollment
  • 2,584 clinicians in this Medicare group
NPI 1477503407 (909) 558-4000
Sac Health System
3.7 mi
Federally Qualified Health Center (FQHC)
1454 E 2ND ST
San Bernardino, CA 92408
  • Reassigned Medicare billing, California enrollment
  • 455 clinicians in this Medicare group
NPI 1013935915 (909) 382-7100
County Of Riverside
5.4 mi
Community/Behavioral Health
1020 IOWA AVE, SUITE B
Riverside, CA 92507
  • Reassigned Medicare billing, California enrollment
  • 336 clinicians in this Medicare group
NPI 1588070833 (951) 955-1648

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
754 services751 patients
Calculation of trabecular bone score (tbs) using imaging data with interpretation and report on fracture risk 77089
Trabecular Bone Score (TBS) is a technique that uses imaging data to evaluate bone texture. It provides insight into bone strength, helping predict fracture risk. This information is then compiled into a report to aid in your bone health management.
638 services637 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
98 services72 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
84 services53 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
32 services32 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
20 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92354 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

85.18/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.81
Promoting Interoperability82
Improvement Activities40
Cost64.54

Reported Quality Measures

Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
100%130 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ELYSE LAUREN GURAN
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4015
SAMUEL COOK CHAMBI
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4015
LUIS MIGUEL OLMEDO TEMICH MD
General Practice
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-2822
HYUKJE SUNG MD, MA
Preventive Medicine (Occupational Medicine)
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-6491
JEFFERSON BRANCH RICHARDS
Student in an Organized Health Care Education/Training Program
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4074
JOSEPH UNIS M.D.
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-8311
MARINA LIU M.D.
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4475
JOSEPH M WILKINSON CRNA
Nurse Anesthetist, Certified Registered
11234 ANDERSON ST
LOMA LINDA, CA 92354
San Bernardino County (909) 558-4475

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Christina Downey's NPI number?

The NPI number for Christina Downey is 1558625285. It was assigned to this individual provider in the NPPES registry on June 27, 2012.

Where is Christina Downey located?

Christina Downey practices at 11234 Anderson St, Loma Linda, CA 92354. The listed phone number is (909) 558-4000.

What is Christina Downey's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Christina Downey enrolled in Medicare?

Yes. Christina Downey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Christina Downey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christina Downey reassigns Medicare benefits to 3 organizations: Faculty Physicians And Surgeons Of Llusm (Loma Linda, CA), Sac Health System (San Bernardino, CA) and County Of Riverside (Riverside, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christina Downey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christina Downey was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.