Doctor profile · Federal record

Dr. Joseph Michael Jacob, MD

Internal Medicine Physician (CMS: Internal Medicine) · Grand Rapids, MI

  • NPI 1184911034
  • Accepts Medicare
  • MIPS 93.8 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Michigan St Ne, A721
Grand Rapids, MI 495032560
(616) 391-3139
fax (616) 391-3044

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
February 17, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301098513

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184911034. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
114
Distinct HCPCS
2
Medicare allowed
$16,931
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 57 56 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 57 56 $171

In context: peer comparison

Among 105 peers in this city , average services per provider: 82. This provider delivers 1.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Michael Jacob's medical specialty?
Dr. Joseph Michael Jacob practices Internal Medicine Physician in Grand Rapids, MI.
Where does Dr. Joseph Michael Jacob practice?
Dr. Joseph Michael Jacob practices at 100 Michigan St Ne, Grand Rapids, MI 495032560. Office phone: 6163913139.
What is Dr. Joseph Michael Jacob's NPI?
Dr. Joseph Michael Jacob's National Provider Identifier (NPI) is 1184911034, issued by NPPES.
Does Dr. Joseph Michael Jacob accept Medicare assignment?
Yes. Dr. Joseph Michael Jacob accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Michael Jacob commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.