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Sharon Ann Castellanos, WHNP, CNS

Community Health · Santa Clara

NPI 1841300233

Medicare standing
1 flag on the record
Listed below.
Plans that list them
4
1 carrier
Office
1

On the public record

  • Medicare does not list them as allowed to order and refer

Offices

1 location

Plans that list them

4 plans · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Sharon Ann Castellanos’s office at (408) 851-3551 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

Plans whose provider directory lists this clinician
SCAN Balance (HMO C-SNP)SCAN Health PlanListedOct 3, 2026
SCAN Classic (HMO)SCAN Health PlanListedOct 3, 2026
SCAN MyChoice (HMO)SCAN Health PlanListedOct 3, 2026
SCAN Strive (HMO C-SNP)SCAN Health PlanListedOct 3, 2026

California Medical Board record

Licence C37566 · Cancelled

Licence status: Cancelled · since 1977 · Baylor College of Medicine.

License has been voluntarily canceled, or the license has been expired for at least five years and has not been renewed. No practice is permitted.

Matched on the licence number without its letter prefix; check the name before relying on it.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

Medicaid work

$16,069 in 2022

Medicaid paid $16,069 for 85 billed services this clinician did in 2022, up to 16 people in a month for one service.

Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.

Largest Medicaid services in 2022
Clinic visit/encounter, all-inclusive32$16,069
Short return visit (20+ min)53$0
Medicaid work by year
202285216$16,069
20212,180432$479,234
2020440228$186,987
See the largest Medicaid services in earlier years

2021

Largest Medicaid services in 2021
Clinic visit/encounter, all-inclusive963$479,234
Most recent hemoglobin A1c (HbA1c) level less than 7.0% (DM)85$0
Short return visit98$0
Short return visit (20+ min)1,034$0

2020

Largest Medicaid services in 2020
Clinic visit/encounter, all-inclusive413$186,318
Payment for communication technology-based services for 5 minutes or more of a virtual (non-face-to-face) communication between an rural health clinic (rhc) or federally qualified health center (fqhc) practitioner and rhc or fqhc patient, or 5 minutes or more of remote evaluation of recorded video and/or images by an rhc or fqhc practitioner, occurring in lieu of an office visit; rhc or fqhc only27$669

Money from drug and device companies

$153 in 2025

Industry payments by year
202511None$153
202411None$23
202311None$107
202211None$142

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
DexcomDexcom G7 Gss (161)$153
1 payment
  • Meals for Dexcom G7 Gss (161) · 2025-09-23 · $153
See the published payment
Every published payment
DexcomMeals · 2025-09-23Dexcom G7 Gss (161)$153
See earlier years (2024, 2023, 2022)

2024: $23

Payments by company in 2024
DexcomDexcom G6 Transmitter$23
1 payment
  • Meals for Dexcom G6 Transmitter · 2024-07-17 · $23

2023: $107

Payments by company in 2023
MedtronicInpen Smart Insulin Delivery System$107
1 payment
  • Meals for Inpen Smart Insulin Delivery System · 2023-04-26 · $107

2022: $142

Payments by company in 2022
MedtronicMinimed 770g$142
1 payment
  • Meals for Minimed 770g · 2022-03-14 · $142

Professional record

NPI
1841300233
Licence
CA 2622, CA 37566, CA 3773, CA 378650California C37566: Cancelled
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 163WC1500X (163WC1500X); Federal specialty code 163W00000X (163W00000X); Federal specialty code 363LW0102X (363LW0102X); Federal specialty code 364S00000X (364S00000X)
Mailing address
710 Lawrence Expy, Santa Clara, CA, 95051
NPI first listed
2006-08-30
NPI last updated
2025-09-11

This is when the NPI record was last certified, not a medical board exam.