DR. WILLIAM S LIM M.D.
NPI 1023107380
Ophthalmology in El Paso, TX

Active since October 12, 2006PECOS EnrolledAccepts Medicare Assignment
5005 N PIEDRAS ST, WBAMC OPHTHALMOLOGY CLINIC, 2178, EL PASO, TX 79920(915) 569-4432(915) 569-1233 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. William S Lim M.d. NPPES

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

DR. WILLIAM S LIM M.D. (NPI 1023107380) is an individual ophthalmology provider in El Paso, Texas, licensed in California (A99969) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1023107380
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. WILLIAM S LIMCredential: M.D.
Location Address5005 N PIEDRAS ST, WBAMC OPHTHALMOLOGY CLINIC, 2178El Paso, TX 79920-5001
Mailing Address5005 N Piedras St, Wbamc Ophthalmology Clinic, 2178El Paso, TX 79920-5001 · (915) 569-4432 · Fax (915) 569-1233
Fax(915) 569-1233
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateOctober 12, 2006
Last NPPES UpdateDecember 1, 2021
NPPES CertifiedDecember 1, 2021
NPI 1023107380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License Licensed in CA · A99969
Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

5005 N PIEDRAS ST, El Paso, TX 79920

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

Dr. William S Lim M.d. 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 ID5496833782
PECOS Enrollment IDI20080428000415
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 79920 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

Other Providers at the Same Location NPPES 20

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

Clinic/Center (Military/U.S. Coast Guard Outpatient)
5005 N PIEDRAS ST, BUILDING 7777
EL PASO, TX 79920
Social Worker (Clinical)
5005 N PIEDRAS ST, WILLIAM BEAUMONT ARMY MEDICAL CENTER
EL PASO, TX 79920
Licensed Vocational Nurse
5005 N PIEDRAS ST
EL PASO, TX 79920
Physician Assistant
5005 N PIEDRAS ST
EL PASO, TX 79920
Physical Therapist
5005 N PIEDRAS ST
EL PASO, TX 79920
Pharmacist
5005 N PIEDRAS ST
EL PASO, TX 79920
Internal Medicine
5005 N PIEDRAS ST
EL PASO, TX 79920
Surgery
5005 N PIEDRAS ST, WBAMC
EL PASO, TX 79920

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 William Lim's NPI number?

The NPI number for William Lim is 1023107380. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Where is William Lim located?

William Lim practices at 5005 N Piedras St Wbamc Ophthalmology Clinic, 2178, El Paso, TX 79920. The listed phone number is (915) 569-4432.

What is William Lim's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is William Lim enrolled in Medicare?

Yes. William Lim is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for William Lim was last updated on December 1, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.