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DR. SANTIAGO HORGAN
NPI 1932297231
Surgery in San Diego, CA

Active since October 11, 2006PECOS Enrolled
200 WEST ARBOR DR, MAIL CODE 8201, SAN DIEGO, CA 92103(619) 543-1899(619) 543-3183 Get Directions Write a Review

NPPES record last updated: August 9, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Santiago Horgan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SANTIAGO HORGAN (NPI 1932297231) is an individual surgery provider in San Diego, California, licensed in California (F5355) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1932297231
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. SANTIAGO HORGAN
Location Address200 WEST ARBOR DR, MAIL CODE 8201San Diego, CA 92103-8220
Mailing AddressFile No. 57326Los Angeles, CA 90074-7326 · Fax (619) 543-3763
Phone(619) 543-1899
Fax(619) 543-3183
Sole ProprietorNo
Enumeration DateOctober 11, 2006
Last NPPES UpdateAugust 9, 2017
✔ NPI 1932297231 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in CA · F5355✔ Licensed in CA · SFP11
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
200 WEST ARBOR DR, San Diego, CA 92103
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Other Identifiers 2

Medicare UPING33234
Other11CA · Sfp License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Santiago Horgan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Santiago Horgan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of California
0.1 mi
Surgery
200 W ARBOR DR
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 248 clinicians in this Medicare group
NPI 1740382993 (800) 926-8273

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
48 services48 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
47 services42 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
25 services25 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
20 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Parenteral nutrition solution, not otherwise specified, 10 grams lipids B4185
Other-Enteral and Parenteral · category OB005N
1 supplier27 claims383 services$11.32 avg. paid by Medicare
Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 52 to 73 grams of protein - premix B4193
Other-Enteral and Parenteral · category OB005N
1 supplier20 claims43 services$231.26 avg. paid by Medicare
Parenteral nutrition supply kit; premix, per day B4220
Other-Enteral and Parenteral · category OB005N
1 supplier27 claims90 services$8.07 avg. paid by Medicare
Parenteral nutrition administration kit, per day B4224
Other-Enteral and Parenteral · category OB005N
1 supplier27 claims90 services$25.20 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. STEVEN DEMETER M.D.
Psychiatry & Neurology (Neurology)
200 WEST ARBOR DR, MAIL CODE - 0624
SAN DIEGO, CA 92103
San Diego County (619) 543-1899
DR. MARY CORR MD
Internal Medicine (Rheumatology)
200 WEST ARBOR DR, MC 8201
SAN DIEGO, CA 92103
San Diego County (619) 543-6911
DR. FRANK J PAPATHEOFANIS
Nuclear Medicine
200 WEST ARBOR DR, UCSD RADOP;PGU MC 8758
SAN DIEGO, CA 92103
San Diego County (619) 543-6681
MRS. MERRY CHRISTINE BLANTZ NP
Nurse Practitioner
200 WEST ARBOR DR
SAN DIEGO, CA 92103
San Diego County (619) 543-5656
DR. SHARON BROUHA M.D
Radiology (Diagnostic Radiology)
200 WEST ARBOR DR, MC 8756
SAN DIEGO, CA 92103
San Diego County (619) 543-3534
SHERI E DODDS O.T.
Occupational Therapist
200 WEST ARBOR DR, MC 8201
SAN DIEGO, CA 92103
San Diego County (619) 543-1844
DR. DANIEL WOODSON SHAW M.D.
Dermatology
200 WEST ARBOR DR, UCSD MEDICAL CENTER - DERMATOLOGY - MC 8420
SAN DIEGO, CA 92103
San Diego County (619) 543-3626
DR. GERT DIEDERICK VICTOR PRETORIUS MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
200 WEST ARBOR DR, MC 8892
SAN DIEGO, CA 92103
San Diego County (619) 543-7777

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Santiago Horgan's NPI number?

The NPI number for Santiago Horgan is 1932297231. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Santiago Horgan located?

Santiago Horgan practices at 200 West Arbor Dr Mail Code 8201, San Diego, CA 92103. The listed phone number is (619) 543-1899.

What is Santiago Horgan's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Santiago Horgan enrolled in Medicare?

Yes. Santiago Horgan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Santiago Horgan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Santiago Horgan reassigns Medicare benefits to Regents Of The University Of California (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Santiago Horgan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Santiago Horgan was last updated on August 9, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.