Doctor profile · Federal record

Dr. John Elenbaas, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Anesthesiology Physician · Grand Rapids, MI

  • NPI 1194344002
  • Accepts Medicare
  • MIPS 76.0 / 100 · 2023
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Michigan St Ne # Mc49
Grand Rapids, MI 495032560
(616) 391-1680
Mailing address
4100 Embassy Dr Se Ste 400
Grand Rapids, MI 495462416

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
January 22, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Michigan #4351046782

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194344002. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
126
Distinct HCPCS
2
Medicare allowed
$19,080
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 77 77 $172
99284 Emergency department visit with moderate level of medical decision making 49 49 $118

In context: peer comparison

Among 50 peers in this city , average services per provider: 100. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
62
Patients
61
Total drug cost
$463
Drug Type Claims Patients Total cost
Cefuroxime (Cefuroxime Axetil) Brand 17 17 $195
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 17 17 $192
Ondansetron Hcl Generic 15 14 $53
Prednisone Generic 13 13 $23

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Elenbaas's medical specialty?
Dr. John Elenbaas practices Emergency Medicine Physician in Grand Rapids, MI.
Where does Dr. John Elenbaas practice?
Dr. John Elenbaas practices at 100 Michigan St Ne # Mc49, Grand Rapids, MI 495032560. Office phone: 6163911680.
What is Dr. John Elenbaas's NPI?
Dr. John Elenbaas's National Provider Identifier (NPI) is 1194344002, issued by NPPES.
Does Dr. John Elenbaas accept Medicare assignment?
Yes. Dr. John Elenbaas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Elenbaas commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.