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DR. WILLIAM JASON BUTLER M.D.
NPI 1265724553
Surgery in Camp Pendleton, CA

Active since May 05, 2011PECOS EnrolledAccepts Medicare Assignment
200 MERCY CIRCLE, DEPT OF SURGERY, CAMP PENDLETON, CA 92055(760) 725-1288 Get Directions Write a Review

NPPES record last updated: September 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 19, 2025, Dec 4, 2023, Aug 15, 2023 and 1 more (4 updates tracked since 2020).

About Dr. William Jason Butler M.d. NPPES

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

DR. WILLIAM JASON BUTLER M.D. (NPI 1265724553) is an individual surgery provider in Camp Pendleton, California, licensed in California (A122410) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS, maintains a secondary practice location in Apple Valley, and is a graduate of Louisiana State University School Of Medicine In Shreveport (2011).

NPPES Registry Identity

NPI1265724553
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. WILLIAM JASON BUTLERCredential: M.D.
Location Address200 MERCY CIRCLE, DEPT OF SURGERYCamp Pendleton, CA 92055
Mailing Address1145 Sturgis RoadTwentynine Palms, CA 92278-8275 · (760) 830-2117
Phone(760) 725-1288
Sole ProprietorYes
Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 2011
Enumeration DateMay 5, 2011
Last NPPES UpdateSeptember 19, 20254 updates tracked since enumeration
NPPES CertifiedSeptember 19, 2025
✔ NPI 1265724553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in CA · A122410✔ Licensed in VA · 0101258761
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 MERCY CIRCLE, Camp Pendleton, CA 92055
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Secondary Practice Location 1

Location 118523 Corwin Rd Ste AApple Valley, CA 92307-2300 · Phone (909) 712-2764

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 Jason Butler 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 ID3971979329
PECOS Enrollment IDI20221026001885
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.

Areas of Expertise CMS Part B claims 2

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
26 services21 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
14 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92055 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.

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.

MARIA J HERRERA PH.D.
Psychologist (Clinical)
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (510) 542-0859
SHERRI MARTINEZ LMFT, ADCII
Counselor (Addiction (Substance Use Disorder))
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 725-0063
DR. ASHLEY BITTLE LCSW, PSY.D.
Psychologist (Clinical)
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-3322
CAROLYN STEINLAGE DPT
Physical Therapist
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-3791
SHANE MCGUIRE FMF RECON IDC
Military Health Care Provider (Independent Duty Corpsman)
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (760) 725-8912
MELINDA WEE FAH MARTINEZ PA
Physician Assistant
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 719-4550
ALEXANDER JEFFREY NELSON PA-C
Physician Assistant
200 MERCY CIRCLE
OCEANSIDE, CA 92055
San Diego County (760) 725-1288
ELLA HAHN SCHULTZ DO
Student in an Organized Health Care Education/Training Program
200 MERCY CIRCLE
CAMP PENDLETON, CA 92055
San Diego County (760) 725-1288

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 Butler's NPI number?

The NPI number for William Butler is 1265724553. It was assigned to this individual provider in the NPPES registry on May 5, 2011.

Where is William Butler located?

William Butler practices at 200 Mercy Circle Dept Of Surgery, Camp Pendleton, CA 92055. The listed phone number is (760) 725-1288.

What is William Butler's specialty?

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

Is William Butler enrolled in Medicare?

Yes. William Butler 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 Butler was last updated on September 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.