Dr. Andrew G. Mortensen, DDS

Practice details

Specialty: General Dentistry
Credential: DDS
Address: 18837 Brookhurst St Suite # 109, Fountain Valley, CA 92708
Phone: (714) 964-4183
NPI: 1801094743
NPI record since 2007

Frequently asked questions

Where is Dr. Andrew G. Mortensen, DDS’s office?

The NPI registry lists the practice address as 18837 Brookhurst St Suite # 109, Fountain Valley, CA 92708.

What is Dr. Andrew G. Mortensen, DDS’s specialty?

The registered NPI taxonomy is General Dentistry.

Is Dr. Andrew G. Mortensen, DDS licensed?

Dr. Andrew G. Mortensen, DDS is listed in the federal NPPES registry under NPI 1801094743 with the General Dentistry taxonomy and a practice location in California. An NPI is an identifier, not a license, so confirm the current dental license with the California dental board and check the record on the NPPES NPI Registry.

When was Dr. Andrew G. Mortensen, DDS’s NPI issued?

According to the NPPES record, the NPI was first issued in 2007.

Verify NPI 1801094743 on the NPPES NPI Registry

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About general dentistry: General dentists handle most everyday dental care: checkups and cleanings, X-rays, fillings, simple extractions, crowns and preventive advice. They also refer patients to specialists when a problem needs extra training or equipment.

Fountain Valley has 154 dental listings in our directory, about 27.5 per 10,000 residents (population 56,036, 2024 Census estimate). This provider’s NPI was first issued in 2007.

Other dental providers in ZIP 92708

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Alexander Nee DDS INC – Orthodontics
Dr. Alexander T. Nguyen, DMD – General Dentistry
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Questions to ask before your appointment

Are you accepting new patients, and how soon is the first available visit?
Do you accept my dental insurance or Medicaid plan, and will you send a pre-treatment estimate?
What will the first visit include and cost if I pay myself?
Who will treat me, and do you refer to specialists for anything I might need?
What are your hours, and how do you handle urgent problems after hours?
Is the office accessible, and is there parking or public transit nearby?

Data source: NPPES NPI registry (CMS), snapshot imported October 2026. Hours, insurance and prices are not part of the registry. Spot something out of date? Update practice information · How we build listings

About this listing

Dr. Andrew G. Mortensen, DDS is registered in the federal NPI registry for general dentistry at a practice in Fountain Valley, California. The NPI record dates from 2007. Because this listing is unclaimed, details like accepted insurance have not been added yet.

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