Physician Profile
Alexander Finkelstein, DO is a healthcare provider in Bridgeport, CT specializing in anatomic & clinical pathology. According to Medicare claims data, Alexander cared for 952 Medicare patients across 1,098 services. The services billed most often include immunologic analysis technique on serum, immunologic analysis technique on serum (immunofixation), and protein measurement, body fluid.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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267 GRANT ST
Bridgeport, CT 06610
967 N Broadway St. John's Riverside Hospital
Yonkers, NY 10701
Within Anatomic & Clinical 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 & Joint
Blood cancer
Blood chemistry
Blood Disorders
Blood disorders
Cancer & Tumors
Cervical & Women's Health
Cervical Health
Digestive pathology
Digestive System
Hormones
Hormones & Metabolism
Infections
Infectious disease
Kidney & Urinary
Liver pathology
Prostate
Skin
Skin pathology
Urine & kidney
Biopsy & Tissue Testing
Blood chemistry
Cancer & Genetic Testing
Cancer screening
Cardiac testing
Cervical & Women's Health
Fertility testing
Hormone testing
Immunology
Infection & Microbiology Tests
Infectious disease
Inflammation testing
Pathology Consultations
Post-Mortem & Forensic
Routine blood testing
Routine Blood Tests
Specialty Lab Panels
Tissue biopsy
Toxicology
Transfusion testing
Urine testing
1,098 services · 952 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Immunologic analysis technique on serum | Lab test | 86320 |
601 | More often than most peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
422 | More often than most peers in Anatomic & Clinical Pathology |
| Protein measurement, body fluid | Lab test | 84166 |
40 | As often as other peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on body fluid, other fluids with concentration | Lab test | 86335 |
35 | As often as other peers in Anatomic & Clinical Pathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Finkelstein is an anatomic & clinical pathology in Bridgeport, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Finkelstein is listed at 267 Grant St, Bridgeport, CT 06610. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (203) 384-3156. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Finkelstein's National Provider Identifier is 1902083330. 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. Finkelstein attended Other, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
Dr. Finkelstein has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Finkelstein 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. Finkelstein. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.