Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1649680737 Individual Practitioner Female Practitioner

Dr. Charlotte Aronin Birnbaum , MD

Dermatology • Plainview, NY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Charlotte Birnbaum, MD is a certified Dermatology practicing in Plainview, NY. With approximately 12 years of clinical experience since completing medical education in 2014, Dr. Birnbaum delivers high-quality medical care to the local community at 1600 OLD COUNTRY RD.

Dr. Birnbaum is affiliated with Optum Medical Care Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, destruction of skin growth. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1600 Old Country Rd

Plainview, NY 118035013

Telephone 5163940030
Fax 5164214604

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Plainview, NY

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
12 Yrs -6.0 yrs vs City Avg
City Avg: 18.0 Yrs
State Avg: 28.4 Yrs
Regional Practice Density
3 Specialists

Practicing in Plainview, NY (1289 Statewide)

Telehealth Adoption Rate
33.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Birnbaum (12 Years) 12 Yrs
Plainview Specialty Average (18.0 Years) 18.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
11 11 $391.35 $129.03

Medical Specialties & State Licenses

CMS Verified: 2026-01-14
Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License NY 289467

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Hospital & Practice Group Affiliations

Optum Medical Care Pc

90 S Bedford Rd, Mount Kisco, NY 105493412

Phone: 9142411050

Practice Associates & Co-Workers

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

1 Associated Practitioners
Dr. Sonia Sethi , MD, MBE

Internal Medicine - Endocrinology, Diabetes & Metabolism

NPI 1821613084

Doctor of Medicine (M.D.), MBE

Career & Practice History Timeline

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

13 Historical Events
📍
Updated Practice Location January 14, 2026

Registered at 1600 OLD COUNTRY RD, PLAINVIEW, NY 118035013 (Tel: 5163940030)

📍
Updated Business Mailing Address January 14, 2026

Registered at 1600 OLD COUNTRY RD, PLAINVIEW, NY 118035013 (Tel: 5163940030)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 14, 2026

Dermatology (License #289467 in NY)

📍
Updated Practice Location October 28, 2019

Registered at 73 SPRING STREET, SUITE 303, NEW YORK, NY 10012 (Tel: 2124314749)

📍
Updated Business Mailing Address October 28, 2019

Registered at 73 SPRING STREET, SUITE 303, NEW YORK, NY 10012 (Tel: 2124314749)

📍
Updated Practice Location August 29, 2018

Registered at 120 E 75TH ST STE 1A, NEW YORK, NY 10021 (Tel: 2122886133)

📍
Updated Business Mailing Address August 29, 2018

Registered at 120 E 75TH ST STE 1A, NEW YORK, NY 100213240 (Tel: 2122886133)

NPI Profile Active July 13, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location July 13, 2016

Registered at 450 CLARKSON AVE, BROOKLYN, NY 112032012 (Tel: 7182701229)

📍
Updated Business Mailing Address July 13, 2016

Registered at 450 CLARKSON AVE, BROOKLYN, NY 112032012

👤
Provider Name / Credentials Updated July 13, 2016

Recorded as CHARLOTTE BIRNBAUM, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 13, 2016

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 29, 2014

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: 1649680737
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 29, 2014
Last Update: January 14, 2026
Sole Proprietor: No

Mailing Address

1600 Old Country Rd

Plainview, NY 118035013

Phone: 5163940030

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.