Evidence & sources

Isabela Core Aesthetics – VTU Bldg, National Hwy

Unreviewed research record

Research date: 2026-10-12. Missing or unreviewed evidence is not a negative finding.

Physician information

Available information was incomplete or conflicting, and this record requires further verification before it can be classified.

PDS status (this branch):: PDS member – listing gives no practice location (not confirmed for this branch)
Physician on site:: Unknown

Dr. Gerald Serrano (surgeon: Dr. Arnie John Ong David, ENT)
Branch relationship: Named in public sources for this branch
PRC licensure: Not assessed (tracked separately from PDS specialty)
Evidence: PDS member – listing gives no practice location (not confirmed for this branch) — Facebook post names Dr. Gerald Serrano (PADSF fellow) – possibly PDS member Mark Gerald Serrano (no PDS location); identity not confirmed; Dr. Arnie John Ong David only in a post URL slug (ENT)
sourceDated 2026-10-12 · Unreviewed

Branded devices (DeviceVerify)

No branded devices are recorded for this location. This is not a finding about the clinic's equipment.

Evidence & sources

Evidence notes: Facebook post names Dr. Gerald Serrano (PADSF fellow) – possibly PDS member Mark Gerald Serrano (no PDS location); identity not confirmed; Dr. Arnie John Ong David only in a post URL slug (ENT)
Confidence: Low – physician/PDS link not confirmed for this branch
Google Maps check: Yes
Coordinates source: Google Maps place listing
Research notes: FLAG: Possible second site: Aug 2026 FB post directs bookings to Tumauini St. Matthias Medical Center (lead) [Google Maps 2026-10-12] coordinates from the Maps place pin (!3d/!4d), OSM town check: Ilagan Ilagan [Facebook 2026-10-12, logged out] FOUND: ADDITIONAL SITE: an Aug 12, 2026 post (search snippet) tells clients to book at 'Tumauini St. Matthias Medical Center' (0955 021 5066) under Ilagan, so this operator may run a second location; that site is not confirmed. 2,589 likes; 'Closed now' is the hours badge; not yet rated (0 reviews).

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Physician information

Available information was incomplete or conflicting, and this record requires further verification before it can be classified.

PDS status (this branch):

PDS member – listing gives no practice location (not confirmed for this branch)

Physician on site:

Unknown

Dr. Gerald Serrano (surgeon: Dr. Arnie John Ong David, ENT)

Branch relationship: Named in public sources for this branch

PRC licensure: Not assessed (tracked separately from PDS specialty)

Evidence: PDS member – listing gives no practice location (not confirmed for this branch) — Facebook post names Dr. Gerald Serrano (PADSF fellow) – possibly PDS member Mark Gerald Serrano (no PDS location); identity not confirmed; Dr. Arnie John Ong David only in a post URL slug (ENT)

sourceDated 2026-10-12 · Unreviewed

Evidence & sources

Evidence notes

Facebook post names Dr. Gerald Serrano (PADSF fellow) – possibly PDS member Mark Gerald Serrano (no PDS location); identity not confirmed; Dr. Arnie John Ong David only in a post URL slug (ENT)

Confidence

Low – physician/PDS link not confirmed for this branch

Google Maps check

Yes

Coordinates source

Google Maps place listing

Research notes

FLAG: Possible second site: Aug 2026 FB post directs bookings to Tumauini St. Matthias Medical Center (lead) [Google Maps 2026-10-12] coordinates from the Maps place pin (!3d/!4d), OSM town check: Ilagan Ilagan [Facebook 2026-10-12, logged out] FOUND: ADDITIONAL SITE: an Aug 12, 2026 post (search snippet) tells clients to book at 'Tumauini St. Matthias Medical Center' (0955 021 5066) under Ilagan, so this operator may run a second location; that site is not confirmed. 2,589 likes; 'Closed now' is the hours badge; not yet rated (0 reviews).