ADAM CHRISTOPHER BORTNER
NPI 1811491749
Internal Medicine - Infectious Disease in San Diego, CA

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RI0200X and a focus in Infectious Disease.

Active since March 23, 2018PECOS EnrolledAccepts Medicare Assignment

4168 FRONT ST, SAN DIEGO, CA 92103(800) 926-8273 Get Directions Write a Review

NPPES record last updated: March 26, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 26, 2025, Mar 19, 2025, Mar 6, 2025 and 3 more (6 updates tracked since 2018).

On this page

About Adam Christopher Bortner NPPES

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

ADAM CHRISTOPHER BORTNER (NPI 1811491749) is an individual infectious disease provider in San Diego, California, licensed in California (A164879) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1811491749

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameADAM CHRISTOPHER BORTNER

Location Address4168 FRONT STSan Diego, CA 92103-2030

Mailing AddressFile 57326Los Angeles, CA 90074-0001

Phone(800) 926-8273

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateMarch 23, 2018

Last NPPES UpdateMarch 26, 20256 updates tracked since enumeration

NPPES CertifiedMarch 26, 2025

✔ NPI 1811491749 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in CA · A164879

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedFamily MedicineTaxonomy 207Q00000X · License A164879 (CA)

4168 FRONT ST, San Diego, CA 92103

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Adam Christopher Bortner is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3072943992

PECOS Enrollment IDI20200416003256

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.

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

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.