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Rheumatology

John A. McDougall Jr., MD

Works at hospitals in Shiprock, NM · Farmington, NM · New Mexico

Summary

Dr. John A. McDougall Jr., MD is a rheumatologist at Highway 491, Shiprock, NM 87420. Accepts Medicare assignment. In 2024, John A. McDougall Jr. had 90 Original Medicare patients and 160 services. NPI 1760773287. 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: Rheumatologist (Medicare lists Rheumatology)
  • Address: Highway 491, Shiprock, NM 87420 · Directions (2 more locations)
  • Medicare: Accepts Medicare assignment
  • Hospitals: Northern Navajo Medical Center, San Juan Regional Medical Center Inc
  • Group practice: DHHS PHS Naihs Shiprock Hospital
  • Medical school: University Of Washington School Of Medicine · graduated 2011 (15 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about John A. McDougall Jr., 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 John A. McDougall Jr. accept Medicare assignment?
Yes. Medicare's clinician data says John A. McDougall Jr. 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 John A. McDougall Jr. see?
In 2024, CMS data shows 90 Original Medicare patients and 160 services for John A. McDougall Jr.. This counts Original Medicare only and measures volume, not quality.
What is John A. McDougall Jr.'s NPI number?
1760773287. 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 John A. McDougall Jr., 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 patients90
Services billed to Medicare160
Different services or procedures11
Participating Medicare providerYes
Average age of these patients67

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)106 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)16 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)15 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).

  • Arthritis75%
  • High blood pressure53%
  • Diabetes40%
  • Osteoporosis36%
  • High cholesterol28%
  • Chronic kidney disease24%

Hospitals where John A. McDougall Jr. works

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

  • Highway 491Shiprock, NM 87420
  • P O Box, 160 Attn Business OfficeShiprock, NM 87420
  • PO Box, Suite 160Shiprock, NM 87420

Group practices

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

  • DHHS PHS Naihs Shiprock Hospital149 clinicians in the group

Specialties

Find other Rheumatology doctors in New Mexico →

Other rheumatologists in New Mexico

Clinicians with the same Medicare primary specialty in New Mexico — not a recommendation.

All rheumatologists in New Mexico →

Other clinicians in DHHS PHS Naihs Shiprock Hospital

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

Clinician information

CredentialMD
Medical schoolUniversity Of Washington School Of Medicine
Graduation year2011 (15 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1760773287
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