Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1104981679 Individual Practitioner Male Practitioner

Dr. Warren A Hammerschlag , MD

Orthopaedic Surgery • Paramus, NJ

Professional Overview & Biography Verified Profile Summary

Dr. Warren Hammerschlag, MD is a registered healthcare professional specializing in Orthopaedic Surgery in Paramus, NJ. Practice services are available at 22 MADISON AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

22 Madison Ave
Suite

Paramus, NJ 076522734

Telephone 2019776960
Fax 2019776961
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Paramus, NJ

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.9 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
17 Specialists

Practicing in Paramus, NJ (746 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License NJ 25MA05170900

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Orthopaedic Surgery

NUCC Taxonomy Code: 207X00000X

State License NY 1572891

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
7988401 (NJ)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

13 Associated Practitioners
NPI 1083894182

Doctor of Medicine (M.D.)

Dr. Roger Rosenstein , MD

Orthopaedic Surgery - Hand Surgery

NPI 1114959285

Doctor of Medicine (M.D.)

Dr. Roman Finn , MD

Internal Medicine

NPI 1144330580

Doctor of Medicine (M.D.)

Dr. Corey Turk , DDS

Dentist - Orthodontics and Dentofacial Orthopedics

NPI 1225294994

Doctor of Dental Surgery

Dr. Rachel Shamash , DDS

Dentist - Orthodontics and Dentofacial Orthopedics

NPI 1245467505

Doctor of Dental Surgery

Dr. Geri Kreiner-Litt , DDS

Dentist - Pediatric Dentistry

NPI 1275698961

Doctor of Dental Surgery

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active August 13, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location August 13, 2015

Registered at 22 MADISON AVE, SUITE, PARAMUS, NJ 076522734 (Tel: 2019776960)

📍
Updated Business Mailing Address August 13, 2015

Registered at 22 MADISON AVE, SUITE, PARAMUS, NJ 076522734 (Tel: 2019776960)

👤
Provider Name / Credentials Updated August 13, 2015

Recorded as WARREN HAMMERSCHLAG, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 13, 2015

Orthopaedic Surgery (License #25MA05170900 in NJ)

🟢
Initial NPI Registration & Enumeration December 26, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1104981679
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 26, 2006
Last Update: August 13, 2015
Sole Proprietor: No

Mailing Address

22 Madison Ave, Suite

Paramus, NJ 076522734

Phone: 2019776960

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.