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Orthopedic Surgery

Robert G. Dekker Ii, MD

Works at hospitals in Southfield, MI · Rochester, MI · Royal Oak, MI … · Michigan

Summary

Dr. Robert G. Dekker Ii, MD is an orthopedic surgeon at 1101 W University Dr, Crittenton Hospital Medical Center, Rochester, MI 48307. Phone: (248) 652-5000. Accepts Medicare assignment. In 2024, Robert G. Dekker Ii had 250 Original Medicare patients and 1,396 services. NPI 1023350493. 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 Robert G. Dekker Ii, 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 Robert G. Dekker Ii accept Medicare assignment?
Yes. Medicare's clinician data says Robert G. Dekker Ii 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 Robert G. Dekker Ii see?
In 2024, CMS data shows 250 Original Medicare patients and 1,396 services for Robert G. Dekker Ii. This counts Original Medicare only and measures volume, not quality.
What is Robert G. Dekker Ii's NPI number?
1023350493. 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 Robert G. Dekker Ii, 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 patients250
Services billed to Medicare1,396
Different services or procedures64
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. X-ray of foot, minimum of 3 views (73630)257 services
  2. X-ray of ankle, minimum of 3 views (73610)157 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)112 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)83 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)76 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 cholesterol74%
  • Arthritis68%
  • High blood pressure66%
  • Ischemic heart disease29%
  • Anxiety29%
  • Diabetes22%

Hospitals where Robert G. Dekker Ii works

Medicare's Facility Affiliation Data lists Robert G. Dekker Ii 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 Robert G. Dekker Ii is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

  • 1101 W University Dr, Crittenton Hospital Medical CenterRochester, MI 48307 (248) 652‑5000
  • 1135 W University DrRochester, MI 48307
  • 13350 24 Mile Rd, Suite 700Shelby Township, MI 48315 (586) 254‑2777
  • 22101 Moross RdDetroit, MI 48236
  • 30055 Northwestern Hwy L-30, Providence Birmingham OrthopaedicsFarmington Hills, MI 48334 (248) 865‑4238

Group practices

Medicare enrollment lists Robert G. Dekker Ii as a member of these groups (CMS data updated October 2, 2026).

  • Henry Ford Health Providence Hospital375 clinicians in the group
  • Henry Ford Health St. John Hospital348 clinicians in the group
  • Henry Ford Semi Medical Group240 clinicians in the group
  • Henry Ford Health Rochester Hospital112 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Michigan →

Other orthopedic surgeons in Rochester

Clinicians with the same Medicare primary specialty in Rochester, MI — not a recommendation.

All orthopedic surgeons in Rochester →

Other clinicians in Henry Ford Health Providence Hospital

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

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year2013 (13 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1023350493
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