Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Dermatology

Sarvenaz Zand, MD

Sees patients in Mill Valley, CA · California

Summary

Dr. Sarvenaz Zand, MD is a dermatologist at 655 Redwood Hwy Frontage Rd, Mill Valley, CA 94941. Phone: (415) 301-5000. Accepts Medicare assignment. In 2024, Sarvenaz Zand had 263 Original Medicare patients and 1,054 services. NPI 1235216607. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 655 Redwood Hwy Frontage Rd, Mill Valley, CA 94941 · Directions (1 more location)
  • Phone: (415) 301‑5000
  • Medicare: Accepts Medicare assignment
  • Group practice: Zand Dermatology Inc
  • Medical school: Harvard Medical School · graduated 2005 (21 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Sarvenaz Zand, 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 Sarvenaz Zand accept Medicare assignment?
Yes. Medicare's clinician data says Sarvenaz Zand 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 Sarvenaz Zand see?
In 2024, CMS data shows 263 Original Medicare patients and 1,054 services for Sarvenaz Zand. This counts Original Medicare only and measures volume, not quality.
What is Sarvenaz Zand's NPI number?
1235216607. 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 Sarvenaz Zand, 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 patients263
Services billed to Medicare1,054
Different services or procedures21
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)311 services
  2. Pathology examination of tissue using a microscope, intermediate complexity (88305)201 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)197 services
  4. Destruction of precancer skin growth, 1 growth (17000)96 services
  5. Destruction of skin growth, 1-14 growths (17110)79 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 cholesterol73%
  • Arthritis49%
  • High blood pressure46%
  • Osteoporosis27%
  • Ischemic heart disease16%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)16%

Practice locations

Addresses where Sarvenaz Zand is enrolled with Medicare (CMS data updated October 2, 2026).

  • 655 Redwood Hwy Frontage RdMill Valley, CA 94941 (415) 301‑5000
  • 655 Redwood Hwy Frontage Rd, Suite 246Mill Valley, CA 94941

Group practices

Medicare enrollment lists Sarvenaz Zand as a member of this group (CMS data updated October 2, 2026).

  • Zand Dermatology Inc3 clinicians in the group

Specialties

Find other Dermatology doctors in California →

Other dermatologists in Mill Valley

Clinicians with the same Medicare primary specialty in Mill Valley, CA — not a recommendation.

All dermatologists in Mill Valley →

Other clinicians in Zand Dermatology Inc

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

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2005 (21 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235216607
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