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Dermatology

Kathy S. Fang, MD

Sees patients in Walnut Creek, CA · Albany, CA · California

Summary

Dr. Kathy S. Fang, MD is a dermatologist at 355 Lennon Ln, Suite 255, Walnut Creek, CA 94598. Phone: (925) 932-7704. Accepts Medicare assignment. In 2024, Kathy S. Fang had 646 Original Medicare patients and 4,091 services. NPI 1467422550. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 355 Lennon Ln, Suite 255, Walnut Creek, CA 94598 · Directions (1 more location)
  • Phone: (925) 932‑7704
  • Medicare: Accepts Medicare assignment
  • Group practice: Golden State Dermatology Associates, Inc.
  • Medical school: graduated 1982 (44 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kathy S. Fang, 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 Kathy S. Fang accept Medicare assignment?
Yes. Medicare's clinician data says Kathy S. Fang 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 Kathy S. Fang see?
In 2024, CMS data shows 646 Original Medicare patients and 4,091 services for Kathy S. Fang. This counts Original Medicare only and measures volume, not quality.
What is Kathy S. Fang's NPI number?
1467422550. 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 Kathy S. Fang, 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 patients646
Services billed to Medicare4,091
Different services or procedures43
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)1,891 services
  2. Destruction of precancer skin growth, 1 growth (17000)546 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)503 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)355 services
  5. Destruction of skin growth, 1-14 growths (17110)247 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 cholesterol69%
  • High blood pressure55%
  • Arthritis34%
  • Osteoporosis22%
  • Depression16%
  • Anxiety16%

Practice locations

Addresses where Kathy S. Fang is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kathy S. Fang as a member of this group (CMS data updated October 2, 2026).

  • Golden State Dermatology Associates, Inc.125 clinicians in the group

Specialties

Find other Dermatology doctors in California →

Other dermatologists in Walnut Creek

Clinicians with the same Medicare primary specialty in Walnut Creek, CA — not a recommendation.

All dermatologists in Walnut Creek →

Other clinicians in Golden State Dermatology Associates, Inc.

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

Clinician information

CredentialMD
Graduation year1982 (44 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467422550
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