Doctor profile · Federal record

Dr. Juan Casillas, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Oakland, CA

  • NPI 1003165135
  • Accepts Medicare
  • MIPS 83.9 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1411 E 31St St
Oakland, CA 946021018
(510) 437-4800

Credentials & registration

NPPES · NUCC
NPI registered
September 2012 — 14 yrs on file
Profile last updated
October 27, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #22074 · California #593398

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003165135. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$2,588
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 16 16 $162

In context: peer comparison

Among 13 peers in this city , average services per provider: 66. This provider delivers 0.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Juan Casillas's medical specialty?
Dr. Juan Casillas practices Family Nurse Practitioner in Oakland, CA.
Where does Dr. Juan Casillas practice?
Dr. Juan Casillas practices at 1411 E 31St St, Oakland, CA 946021018. Office phone: 5104374800.
What is Dr. Juan Casillas's NPI?
Dr. Juan Casillas's National Provider Identifier (NPI) is 1003165135, issued by NPPES.
Does Dr. Juan Casillas accept Medicare assignment?
Yes. Dr. Juan Casillas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Juan Casillas commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.