Doctor profile · Federal record

Dr. David Alter, MD

Chemical Pathology Physician (CMS: Pathology) · Chemical Pathology Physician · Clinical Pathology/Laboratory Medicine Physician · Grand Rapids, MI

  • NPI 1679569404
  • Accepts Medicare
  • MIPS 86.9 / 100 · 2023
  • 33 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
35 Michigan St Ne
Grand Rapids, MI 495032514
(616) 267-2660
Additional location
2990 Franklin Ave Sw
Grandville, MI 494183505
(616) 530-3344
fax (616) 532-8040
Mailing address
2017 Wilshire Dr Se
Grand Rapids, MI 495064013

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
August 16, 2019
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207ZP0104X — NUCC code
State licenses (2)
Georgia #81251 · Michigan #4301074759
Medicaid (2)
MI #4485349 · MI #4485330

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679569404. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,488
Distinct HCPCS
8
Medicare allowed
$60,170
HCPCS Description Services Patients Avg allowed
84165 Protein measurement, serum 934 529 $17
86334 Immunologic analysis technique on serum (immunofixation) 929 523 $17
84165 Protein measurement, serum 607 524 $17
86334 Immunologic analysis technique on serum (immunofixation) 538 457 $17
84166 Protein measurement, body fluid 156 142 $17
86335 Immunologic analysis technique on body fluid, other fluids with concentration 121 108 $17
84166 Protein measurement, body fluid 104 73 $17
86335 Immunologic analysis technique on body fluid, other fluids with concentration 99 72 $17

In context: peer comparison

Among 1 peers in this city , average services per provider: 436. This provider delivers 8.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Alter's medical specialty?
Dr. David Alter practices Chemical Pathology Physician in Grand Rapids, MI.
Where does Dr. David Alter practice?
Dr. David Alter practices at 35 Michigan St Ne, Grand Rapids, MI 495032514. Office phone: 6162672660.
What is Dr. David Alter's NPI?
Dr. David Alter's National Provider Identifier (NPI) is 1679569404, issued by NPPES.
Does Dr. David Alter accept Medicare assignment?
Yes. Dr. David Alter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Alter commonly perform?
Top Medicare-reported procedures in 2023: Protein measurement, serum (HCPCS 84165); Immunologic analysis technique on serum (immunofixation) (HCPCS 86334); Protein measurement, serum (HCPCS 84165). Source: CMS Medicare Physician & Other Practitioners file.