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Edit this profileBased in Grand Rapids, MI, David N. Alter, MD is listed in the NPI registry under pathology. David graduated from New York Medical College in 1993. David is also listed as specializing in pathology — clinical. According to Medicare claims data, David cared for 2,366 Medicare patients across 3,382 services. The services billed most often include immunologic analysis technique on serum (immunofixation), protein measurement, serum, and protein measurement, serum. NPI 1679569404 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
35 MICHIGAN ST NE
Grand Rapids, MI 49503
2990 Franklin Ave SW
Grandville, MI 49418
Within Pathology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
Cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Autopsy & Forensic
Blood Tests
Cytology
Cytology & Screening
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
3,382 services · 2,366 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
994 | More than most peers in Pathology |
| Protein measurement, serum | Lab test | 84165 |
920 | More than most peers in Pathology |
| Protein measurement, serum | Lab test | 84165 |
570 | More than most peers in Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
533 | More than most peers in Pathology |
| Protein measurement, body fluid | Lab test | 84166 |
117 | More often than most peers in Pathology |
| Immunologic analysis technique on body fluid, other fluids with concentration | Lab test | 86335 |
94 | More often than most peers in Pathology |
| Immunologic analysis technique on body fluid, other fluids with concentration | Lab test | 86335 |
81 | More often than most peers in Pathology |
| Protein measurement, body fluid | Lab test | 84166 |
73 | More often than most peers in Pathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Alter is a pathologist in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.
NPI registry
Dr. Alter is listed at 35 Michigan St Ne, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (616) 267-2660. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Alter's National Provider Identifier is 1679569404. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Alter attended New York Medical College, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
Dr. Alter has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Alter the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Alter. If this is you, claiming it is free.
Guide.md
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