MARK E MUELLER MD
NPI 1083607295
Internal Medicine in Murrieta, CA

Active since August 24, 2005PECOS EnrolledAccepts Medicare Assignment
41011 CALIFORNIA OAKS RD STE 103, MURRIETA, CA 92562(951) 676-4193 Get Directions Write a Review

NPPES record last updated: August 6, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 6, 2025, Jan 14, 2021 (2 updates tracked since 2021).

About Mark E Mueller Md NPPES

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

MARK E MUELLER MD (NPI 1083607295) is an individual internal medicine provider in Murrieta, California, licensed in Nevada (17998) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (1981).

NPPES Registry Identity

NPI1083607295
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK E MUELLERCredential: MD
Location Address41011 CALIFORNIA OAKS RD STE 103Murrieta, CA 92562-5751
Mailing Address41923 2nd St Ste 204Temecula, CA 92590-2833
Sole ProprietorNo
Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 1981
Enumeration DateAugust 24, 2005
Last NPPES UpdateAugust 6, 20252 updates tracked since enumeration
NPPES CertifiedAugust 6, 2025
NPI 1083607295 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in NV · 17998 Licensed in WA · MD00029384
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedEmergency MedicineTaxonomy 207P00000X · License MD00029384 (WA)
41011 CALIFORNIA OAKS RD STE 103, Murrieta, CA 92562

Other Identifiers 1

Medicaid8198921WA

Accepted Insurance

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

Mark E Mueller Md 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 ID4688653207
PECOS Enrollment IDI20240826001551
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

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
24 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92562 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers16 claims16 services$7.31 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier26 claims26 services$114.64 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier14 claims14 services$25.69 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 6

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

Family Medicine
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562
Physician Assistant
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562
Physician Assistant
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562
Nurse Practitioner (Family)
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562
Nurse Practitioner (Family)
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562
Family Medicine
41011 CALIFORNIA OAKS RD STE 103
MURRIETA, CA 92562

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 Mark Mueller's NPI number?

The NPI number for Mark Mueller is 1083607295. It was assigned to this individual provider in the NPPES registry on August 24, 2005.

Where is Mark Mueller located?

Mark Mueller practices at 41011 California Oaks Rd Ste 103, Murrieta, CA 92562. The listed phone number is (951) 676-4193.

What is Mark Mueller's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Mueller enrolled in Medicare?

Yes. Mark Mueller 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.

What insurance does Mark Mueller accept?

Health plans from Blue Cross and Blue Shield of Kansas, Inc. list Mark Mueller as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Mueller was last updated on August 6, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.