Evidence & sources

Physician information

A board-certified dermatologist has been identified through supporting credential sources for this clinic. The green check refers to the physician classification, not devices or treatment quality. See the evidence page for sources and review status.

PDS status (this branch):

Confirmed – listed in PDS official directory

Physician on site:

Documented – named physician listed at this location (schedule not verified)

• Portia Charisma Ruth Ortiz, MD

  Branch relationship: Named in public sources for this branch

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

  Evidence: Confirmed – listed in PDS official directory — PDS directory lists Portia Charisma Ruth Ortiz with practice listed as: 'Commonwealth Hospital and Medical Center'; 'Cotabato Polymedic and Diagnostic Center'

  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

PDS directory lists Portia Charisma Ruth Ortiz with practice listed as: 'Commonwealth Hospital and Medical Center'; 'Cotabato Polymedic and Diagnostic Center'

Confidence

Medium – PDS practice listing 'Cotabato Polymedic and Diagnostic Center | +63 920 276 4502' names the centre (name match; centre phone (064) 421-4683 differs); Rm 202, Gov. Gutierrez Ave from place listing

Google Maps check

Yes – hospital-level listing

Coordinates source

Google Maps place listing

Research notes

Area assigned from the address locality ('Gutierrez') – inferred from street/landmark, verify. [Google Maps 2026-10-12] Google Maps pin OSM-checked: Cotabato City, Cotabato City|Bangsamoro. Previous coordinates 7.197803, 124.243836 from third-party places listing https://exa.ai/library/place/rhvhzn71qyw. Coordinates replaced with Google Maps values 2026-10-12 (hospital/building coordinates – hospital-level listing). Google Maps address: 'Rm 202, Gov. Gutierrez Ave, Cotabato City, 9600 Maguindanao del Norte' (file address kept – only missing addresses are filled). Google Maps listing name: 'Cotabato Polymedic and Diagnostic Center'.

• https://filipinodoctors.org/item/mary-anne-l-chong-lu-md-internal-medicine-nephrology-cotabato-city/
• https://pds.org.ph/search-doctor/?search_query=Portia+Charisma+Ruth+Ortiz
• https://exa.ai/library/place/rhvhzn71qyw
• https://www.google.com/maps/place/?ftid=0x32563a20c200452b:0x2ec643833068de46
• http://www.motherearth.com.ph/training/