Doctor profile · Federal record

Dr. Patricia Loo, P.A.

Surgical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Surgical Physician Assistant · Walnut Creek, CA

  • NPI 1083755862
  • Accepts Medicare
  • MIPS 98.3 / 100 · 2023
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
106 la Casa Via Ste 240
Walnut Creek, CA 945983012
(925) 932-7704
fax (925) 932-7752
Mailing address
355 Lennon Ln, Ste 255
Walnut Creek, CA 945982496

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
January 25, 2023
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
California #PA18624

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083755862. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,928
Distinct HCPCS
10
Medicare allowed
$437,348
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 3,061 561 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 1,350 900 $92
17000 Destruction of precancer skin growth, 1 growth 1,066 722 $52
11102 Biopsy of related skin growth, first growth 706 539 $99
17110 Destruction of skin growth, 1-14 growths 398 318 $126
11103 Biopsy of related skin growth, each additional growth 387 203 $55
99214 Established patient office or other outpatient visit, 30-39 minutes 221 166 $130
99212 Established patient office or other outpatient visit, 10-19 minutes 205 158 $59
96405 Administration of chemotherapy into growth, 1-7 94 35 $82
J9190 Injection, fluorouracil, 500 mg 94 35 $2

In context: peer comparison

Among 9 peers in this city , average services per provider: 289. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,169
Transactions
80
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 16 $442.25
Incyte Corporation 11 $311.56
GENZYME CORPORATION 5 $191.22
E.R. Squibb & Sons, L.L.C. 6 $176.51
Lilly USA, LLC 8 $173.50
Janssen Biotech, Inc. 8 $168.79
UCB, Inc. 5 $149.40
Dermavant Sciences, Inc. 5 $121.47
Arcutis Biotherapeutics, Inc. 5 $118.85
Novartis Pharmaceuticals Corporation 3 $75.51
Regeneron Healthcare Solutions, Inc. 2 $47.83
PFIZER INC. 2 $37.56
Almirall LLC 1 $34.04
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $30.55
Biofrontera Inc. 2 $26.74

By nature of payment

Food and Beverage
$2,097
Education
$72

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
974
Patients
636
Total drug cost
$35,723
Drug Type Claims Patients Total cost
Ketoconazole Generic 158 82 $3,761
Imiquimod Generic 105 74 $3,340
Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) Brand 94 60 $2,246
Mupirocin Generic 87 69 $974
Fluorouracil Generic 86 73 $7,693
Fluticasone Propionate Generic 81 69 $2,102
Metronidazole Generic 76 49 $5,730
Triamcinolone Acetonide Generic 74 49 $316
Ciclopirox Generic 61 37 $2,859
Valacyclovir (Valacyclovir Hcl) Brand 49 25 $959

Frequently asked questions

Auto-generated from federal data
What is Dr. Patricia Loo's medical specialty?
Dr. Patricia Loo practices Surgical Physician Assistant in Walnut Creek, CA.
Where does Dr. Patricia Loo practice?
Dr. Patricia Loo practices at 106 la Casa Via Ste 240, Walnut Creek, CA 945983012. Office phone: 9259327704.
What is Dr. Patricia Loo's NPI?
Dr. Patricia Loo's National Provider Identifier (NPI) is 1083755862, issued by NPPES.
Does Dr. Patricia Loo accept Medicare assignment?
Yes. Dr. Patricia Loo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patricia Loo commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.