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Edit this profileBased in Burlington, MA, Alexander D. Pyden, MD is listed in the NPI registry under anatomic & clinical pathology. Alexander graduated from Northwestern University Feinberg Medical School in 2016. Alexander is also listed as specializing in student in an organized health care education program. Medicare claims data shows Alexander provided 1,446 services to 1,337 patients. The services billed most often include protein measurement, serum, immunologic analysis technique on serum (immunofixation), and protein measurement. NPI 1548650971 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.
41 MALL ROAD LAHEY HOSPITAL AND MEDICAL CENTER
Burlington, MA 01805
330 Brookline Ave
Boston, MA 02215
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
Pathology Consultations
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
Post-Mortem & Forensic
Routine blood testing
Routine Blood Tests
Specialty Lab Panels
Tissue biopsy
Toxicology
Transfusion testing
Urine testing
1,446 services · 1,337 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Protein measurement, serum | Lab test | 84165 |
705 | More often than most peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
371 | More often than most peers in Anatomic & Clinical Pathology |
| Protein measurement | Lab test | 84181 |
241 | Too few peers to compare |
| Protein measurement, body fluid | Lab test | 84166 |
80 | More often than most peers in Anatomic & Clinical Pathology |
| Immunologic analysis technique on body fluid, other fluids with concentration | Lab test | 86335 |
30 | As often as other peers in Anatomic & Clinical Pathology |
| Hemoglobin analysis and measurement, electrophoresis | Lab test | 83020 |
19 | Less often than most peers in Anatomic & Clinical Pathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Pyden is an anatomic & clinical pathology in Burlington, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Pyden is listed at 41 Mall Road Lahey Hospital and Medical Center, Burlington, MA 01805. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (781) 744-8000. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Pyden's National Provider Identifier is 1548650971. 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. Pyden attended Northwestern University Feinberg Medical School, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
Dr. Pyden has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Pyden 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. Pyden. If this is you, claiming it is free.
Guide.md
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