WILLIAM E LYON PA
NPI 1144346305
Physician Assistant in San Diego, CA

Active since March 21, 2007
4647 ZION AVE, SAN DIEGO, CA 92120(619) 528-5000 Get Directions Write a Review

NPPES record last updated: September 23, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Physician Assistant

About WILLIAM LYON

This page provides the complete NPI Profile along with additional information for William Lyon, a primary care provider established in San Diego, California with a medical specialization in Physician Assistant. The healthcare provider is registered in the NPI registry with number 1144346305 assigned on March 2007. The practitioner's primary taxonomy code is 363A00000X with license number PA10390 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1144346305 Verify this NPI
Provider Name
WILLIAM E LYON PA
Gender
Male
Entity Type
Individual
Location Address
4647 ZION AVE SAN DIEGO, CA 92120
Location Phone
(619) 528-5000
Mailing Address
4647 ZION AVE SAN DIEGO, CA 92120
Mailing Phone
(619) 528-5000
Is Sole Proprietor?
No
Enumeration Date
03-21-2007
Last Update Date
09-23-2008
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A primary care provider (PCP) like William Lyon sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
PA10390
License State
CA
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
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SAN DIEGO, CA 92120
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4647 ZION AVE
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SAN DIEGO, CA 92120
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4647 ZION AVE
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4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
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4647 ZION AVE, INPATIENT PHARMACY
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE, INPATIENT PHARMACY
SAN DIEGO, CA 92120
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4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144346305, enumerated as an "individual" on March 21, 2007.

The provider is located at 4647 ZION AVE SAN DIEGO, CA 92120 and the phone number is (619) 528-5000.

Physician Assistant with taxonomy code 363A00000X.