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Dermatology

Preethi V. Ramaswamy, MD

Sees patients in Fair Lawn, NJ · Montville, NJ · New Jersey

Summary

Dr. Preethi V. Ramaswamy, MD is a dermatologist at 15 -01 Broadway, Suite 38, Fair Lawn, NJ 07410. Phone: (201) 623-9438. Accepts Medicare assignment. In 2024, Preethi V. Ramaswamy had 427 Original Medicare patients and 1,264 services. NPI 1750523379. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 15 -01 Broadway, Suite 38, Fair Lawn, NJ 07410 · Directions (1 more location)
  • Phone: (201) 623‑9438
  • Medicare: Accepts Medicare assignment
  • Group practice: Garden State Dermatology LLC
  • Medical school: Geisel School Of Medicine At Dartmouth · graduated 2008 (18 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Preethi V. Ramaswamy, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Preethi V. Ramaswamy accept Medicare assignment?
Yes. Medicare's clinician data says Preethi V. Ramaswamy accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Preethi V. Ramaswamy see?
In 2024, CMS data shows 427 Original Medicare patients and 1,264 services for Preethi V. Ramaswamy. This counts Original Medicare only and measures volume, not quality.
What is Preethi V. Ramaswamy's NPI number?
1750523379. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Preethi V. Ramaswamy, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients427
Services billed to Medicare1,264
Different services or procedures41
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)368 services
  2. Destruction of precancer skin growth, 2-14 growths (17003)162 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)147 services
  4. Biopsy of related skin growth, first growth (11102)137 services
  5. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)93 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure73%
  • Arthritis47%
  • Diabetes30%
  • Ischemic heart disease29%
  • Anxiety23%

Practice locations

Addresses where Preethi V. Ramaswamy is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Preethi V. Ramaswamy as a member of this group (CMS data updated October 2, 2026).

  • Garden State Dermatology LLC2 clinicians in the group

Specialties

Find other Dermatology doctors in New Jersey →

Other dermatologists in New Jersey

Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.

All dermatologists in New Jersey →

Other clinicians in Garden State Dermatology LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1750523379
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians