Doctor profile · Federal record

Dr. Deborah Dayhoff, MD

Anatomic Pathology Physician (CMS: Pathology) · San Rafael, CA

  • NPI 1255415329
  • Accepts Medicare
  • 40 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
99 Montecillo RD
San Rafael, CA 949033308
(415) 444-2000
Mailing address
1800 Harrison St Fl 7
Oakland, CA 946123466

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 2, 2021
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State license (1)
California #A48287
Medicaid
CA #00A482870

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255415329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
32
Distinct HCPCS
1
Medicare allowed
$1,259
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 32 15 $39

In context: peer comparison

Among 1 peers in San Rafael Anatomic Pathology Physician, average services per provider: 32. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Deborah Dayhoff's medical specialty?
Dr. Deborah Dayhoff practices Anatomic Pathology Physician in San Rafael, CA.
Where does Dr. Deborah Dayhoff practice?
Dr. Deborah Dayhoff practices at 99 Montecillo RD, San Rafael, CA 949033308. Office phone: 4154442000.
What is Dr. Deborah Dayhoff's NPI?
Dr. Deborah Dayhoff's National Provider Identifier (NPI) is 1255415329, issued by NPPES.
Does Dr. Deborah Dayhoff accept Medicare assignment?
Yes. Dr. Deborah Dayhoff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Deborah Dayhoff commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305). Source: CMS Medicare Physician & Other Practitioners file.