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Obstetrics/Gynecology

Cecelia A. Delavallee, MD

Works at hospitals in Chinle, AZ · Arizona

Summary

Dr. Cecelia A. Delavallee, MD is an OB-GYN at Highway 191 and Hospital Rd, Chinle, AZ 86503. Accepts Medicare assignment. In 2024, Cecelia A. Delavallee had 39 Original Medicare patients and 51 services. NPI 1619955275. 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: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: Highway 191 and Hospital Rd, Chinle, AZ 86503 · Directions (1 more location)
  • Medicare: Accepts Medicare assignment
  • Hospital: Chinle Comprehensive Health Care Facility
  • Group practice: DHHS PHS Naihs Chinle Comprehensive Health Care Facility
  • Medical school: Un Of California, Irvine, College Of Medicine · graduated 1983 (43 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cecelia A. Delavallee, 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 Cecelia A. Delavallee accept Medicare assignment?
Yes. Medicare's clinician data says Cecelia A. Delavallee 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 Cecelia A. Delavallee see?
In 2024, CMS data shows 39 Original Medicare patients and 51 services for Cecelia A. Delavallee. This counts Original Medicare only and measures volume, not quality.
What is Cecelia A. Delavallee's NPI number?
1619955275. 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 Cecelia A. Delavallee, 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 patients39
Services billed to Medicare51
Different services or procedures9
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)29 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 pressure64%
  • Diabetes49%
  • High cholesterol36%
  • Arthritis31%

Hospitals where Cecelia A. Delavallee works

Medicare's Facility Affiliation Data lists Cecelia A. Delavallee 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 Cecelia A. Delavallee is enrolled with Medicare (CMS data updated October 2, 2026).

  • Highway 191 and Hospital RdChinle, AZ 86503
  • PO Box PhChinle, AZ 86503

Group practices

Medicare enrollment lists Cecelia A. Delavallee as a member of this group (CMS data updated October 2, 2026).

  • DHHS PHS Naihs Chinle Comprehensive Health Care Facility152 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Arizona →

Other OB-GYNs in Chinle

Clinicians with the same Medicare primary specialty in Chinle, AZ — not a recommendation.

All OB-GYNs in Chinle →

Other clinicians in DHHS PHS Naihs Chinle Comprehensive Health Care Facility

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

Clinician information

CredentialMD
Medical schoolUn Of California, Irvine, College Of Medicine
Graduation year1983 (43 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619955275
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