Doctor profile · Federal record

Dr. Mallory Cless, MD

Family Medicine Physician (CMS: Family Practice) · Danville, CA

  • NPI 1649847203
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4165 Blackhawk Plaza Cir Ste 100
Danville, CA 945064691
(925) 736-7070

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
January 2, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A184411

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649847203. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$660
Transactions
26
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 4 $90.10
ABBVIE INC. 3 $63.31
Exact Sciences Corporation 2 $56.43
GlaxoSmithKline, LLC. 2 $50.77
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $50.32
Bausch Health US, LLC 2 $38.51
Otsuka America Pharmaceutical, Inc. 2 $36.92
Esperion Therapeutics, Inc. 2 $31.43
Agios Pharmaceuticals, Inc. 1 $28.76
Axsome Therapeutics, Inc. 1 $28.60
Vanda Pharmaceuticals Inc. 1 $25.50
Abbott Laboratories 1 $24.48
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $23.66
Phathom Pharmaceuticals, Inc. 1 $21.14
Almatica Pharma LLC 1 $20.01

By nature of payment

Food and Beverage
$660

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
71
Patients
0
Total drug cost
$1,956
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 30 0 $1,070
Amlodipine Besylate Generic 15 0 $392
Lisinopril Generic 15 0 $318
Gabapentin Generic 11 0 $176

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mallory Cless's medical specialty?
Dr. Mallory Cless practices Family Medicine Physician in Danville, CA.
Where does Dr. Mallory Cless practice?
Dr. Mallory Cless practices at 4165 Blackhawk Plaza Cir Ste 100, Danville, CA 945064691. Office phone: 9257367070.
What is Dr. Mallory Cless's NPI?
Dr. Mallory Cless's National Provider Identifier (NPI) is 1649847203, issued by NPPES.
Does Dr. Mallory Cless accept Medicare assignment?
Yes. Dr. Mallory Cless accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.