Doctor profile · Federal record

Dr. Melissa Lacayo, PA-C

Physician Assistant · Bell, CA

  • NPI 1639799265
  • 6 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5101 Florence Ave Ste 4
Bell, CA 902013801
(323) 560-4673
Mailing address
Po Box 40401
Downey, CA 902391401

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
February 20, 2024
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #PA58046

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639799265. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
59
Distinct HCPCS
2
Medicare allowed
$6,232
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 36 30 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 23 22 $83

In context: peer comparison

Among 1 peers in Bell Physician Assistant, average services per provider: 29. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,423
Transactions
57
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 7 $208.27
Astellas Pharma US INC 4 $161.48
Sumitomo Pharma America, INC. 6 $146.97
GlaxoSmithKline, LLC. 6 $126.91
Lilly USA, LLC 6 $114.91
Pfizer INC. 5 $106.49
Boehringer Ingelheim Pharmaceuticals, INC. 5 $102.81
Bayer Healthcare Pharmaceuticals INC. 4 $75.49
Novo Nordisk INC 3 $66.95
Merck Sharp & Dohme LLC 3 $54.99
Mannkind Corporation 3 $54.01
Lundbeck LLC 2 $44.06
Averitas Pharma INC. 1 $31.58
Otsuka America Pharmaceutical, INC. 1 $29.70
Phathom Pharmaceuticals, INC. 1 $22.58

By nature of payment

Food and Beverage
$1,333
Education
$90

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
957
Patients
396
Total drug cost
$16,695
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 218 90 $5,651
Metformin Hcl Generic 88 43 $1,509
Famotidine Generic 77 23 $573
Amlodipine Besylate Generic 70 31 $1,087
Losartan Potassium Generic 66 28 $1,728
Omeprazole Generic 62 21 $553
Montelukast Sodium Generic 59 17 $751
Levothyroxine Sodium Generic 50 20 $1,327
Gabapentin Generic 44 21 $413
Hydrochlorothiazide Generic 41 18 $210

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Lacayo's medical specialty?
Dr. Melissa Lacayo practices Physician Assistant in Bell, CA.
Where does Dr. Melissa Lacayo practice?
Dr. Melissa Lacayo practices at 5101 Florence Ave Ste 4, Bell, CA 902013801. Office phone: 3235604673.
What is Dr. Melissa Lacayo's NPI?
Dr. Melissa Lacayo's National Provider Identifier (NPI) is 1639799265, issued by NPPES.
What procedures does Dr. Melissa Lacayo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.