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Family Practice

Richard Christensen-Dalia, MD

Sees patients in Vallejo, CA · California

Summary

Dr. Richard Christensen-Dalia, MD is a family doctor at 975 Sereno Dr, Vallejo, CA 94589. Phone: (707) 651-1000. Accepts Medicare assignment. In 2024, Richard Christensen-Dalia had 13 Original Medicare patients and 31 services. NPI 1952485021. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 975 Sereno Dr, Vallejo, CA 94589 · Directions
  • Phone: (707) 651‑1000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: Boston University School Of Medicine · graduated 2002 (24 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Richard Christensen-Dalia, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Richard Christensen-Dalia accept Medicare assignment?
Yes. Medicare's clinician data says Richard Christensen-Dalia accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Richard Christensen-Dalia see?
In 2024, CMS data shows 13 Original Medicare patients and 31 services for Richard Christensen-Dalia. This counts Original Medicare only and measures volume, not quality.
What is Richard Christensen-Dalia's NPI number?
1952485021. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Richard Christensen-Dalia, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients13
Services billed to Medicare31
Different services or procedures7
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)15 services

Practice locations

Addresses where Richard Christensen-Dalia is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Richard Christensen-Dalia as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Vallejo

Clinicians with the same Medicare primary specialty in Vallejo, CA — not a recommendation.

All family doctors in Vallejo →

Other clinicians in Permanente Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1952485021
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians