Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Caitlin M. Mullins, MD

Works at hospitals in Arcata, CA · Fortuna, CA · Eureka, CA · California

Summary

Dr. Caitlin M. Mullins, MD is a family doctor at 3750 Rohnerville Rd, Fortuna, CA 95540. Phone: (707) 725-6101. Accepts Medicare assignment. In 2024, Caitlin M. Mullins had 45 Original Medicare patients and 75 services. NPI 1710483086. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Caitlin M. Mullins, 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 Caitlin M. Mullins accept Medicare assignment?
Yes. Medicare's clinician data says Caitlin M. Mullins 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 Caitlin M. Mullins see?
In 2024, CMS data shows 45 Original Medicare patients and 75 services for Caitlin M. Mullins. This counts Original Medicare only and measures volume, not quality.
What is Caitlin M. Mullins's NPI number?
1710483086. 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 Caitlin M. Mullins, 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 patients45
Services billed to Medicare75
Different services or procedures6
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Hemoglobin a1c level (83036)50 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Chronic kidney disease75%
  • Diabetes73%
  • Arthritis47%
  • Atrial fibrillation27%

Hospitals where Caitlin M. Mullins works

Medicare's Facility Affiliation Data lists Caitlin M. Mullins at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Caitlin M. Mullins is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Caitlin M. Mullins as a member of this group (CMS data updated October 2, 2026).

  • Open Door Community Health Centers114 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Fortuna

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

All family doctors in Fortuna →

Other clinicians in Open Door Community Health Centers

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

Clinician information

CredentialMD
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710483086
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians