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Emergency Medicine

Ruth M. Granlund, MD

Works at hospitals in Chico, CA · California

Summary

Dr. Ruth M. Granlund, MD is an emergency medicine doctor at 888 Lakeside Vlg Cmns, Chico, CA 95928. Phone: (530) 332-6850. Accepts Medicare assignment. In 2024, Ruth M. Granlund had 218 Original Medicare patients and 235 services. NPI 1174247712. 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.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 888 Lakeside Vlg Cmns, Chico, CA 95928 · Directions
  • Phone: (530) 332‑6850
  • Medicare: Accepts Medicare assignment
  • Hospital: Enloe Health
  • Group practice: Enloe Medical Center
  • Medical school: University Of California, San Diego School Of Medicine · graduated 1997 (29 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ruth M. Granlund, 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 Ruth M. Granlund accept Medicare assignment?
Yes. Medicare's clinician data says Ruth M. Granlund 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 Ruth M. Granlund see?
In 2024, CMS data shows 218 Original Medicare patients and 235 services for Ruth M. Granlund. This counts Original Medicare only and measures volume, not quality.
What is Ruth M. Granlund's NPI number?
1174247712. 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 Ruth M. Granlund, 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 patients218
Services billed to Medicare235
Different services or procedures14
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)152 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)52 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)13 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 pressure69%
  • High cholesterol66%
  • Arthritis38%
  • Anxiety23%
  • Diabetes22%
  • Atrial fibrillation22%

Hospitals where Ruth M. Granlund works

Medicare's Facility Affiliation Data lists Ruth M. Granlund 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.

  • Enloe HealthChico, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050039

Practice locations

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

Group practices

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

  • Enloe Medical Center333 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in Chico

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

All emergency medicine doctors in Chico →

Other clinicians in Enloe Medical Center

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Diego School Of Medicine
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174247712
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