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MARK JEFFREY LOEWEN D.O.
NPI 1558625830
Emergency Medicine in Bakersfield, CA

Active since July 01, 2012PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
10717 RISING SUN DR, BAKERSFIELD, CA 93312(661) 330-1857 Get Directions Write a Review

NPPES record last updated: December 22, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark Jeffrey Loewen D.o. NPPES

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

MARK JEFFREY LOEWEN D.O. (NPI 1558625830) is an individual emergency medicine provider in Bakersfield, California, licensed in California (20A13155) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS and is a graduate of Western University Of Health Sciences College Of Dental Med (2012).

NPPES Registry Identity

NPI1558625830
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameMARK JEFFREY LOEWENCredential: D.O.
Location Address10717 RISING SUN DRBakersfield, CA 93312-2924
Mailing Address1700 Mount Vernon AveBakersfield, CA 93306-4018 · (661) 326-2000
Phone(661) 330-1857
Sole ProprietorYes
Medical School CMSWestern University Of Health Sciences College Of Dental MedGraduated 2012
Enumeration DateJuly 1, 2012
Last NPPES UpdateDecember 22, 2015
✔ NPI 1558625830 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · 20A13155
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
10717 RISING SUN DR, Bakersfield, CA 93312
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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 Jeffrey Loewen D.o. 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 ID5597076307
PECOS Enrollment IDI20150622000070
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 6

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
192 services186 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
62 services60 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
56 services55 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
23 services17 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
22 services22 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93312 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
$91.09 typical visit price
range $59.26 – $178.09
Typical copayment $22.77 (range $14.81 – $44.52)
Most-billed visit code 99203
Established Patient
$104.09 typical visit price
range $19.34 – $145.64
Typical copayment $26.02 (range $4.83 – $36.41)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability100
Improvement Activities40

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 Loewen's NPI number?

The NPI number for Mark Loewen is 1558625830. It was assigned to this individual provider in the NPPES registry on July 1, 2012.

Where is Mark Loewen located?

Mark Loewen practices at 10717 Rising Sun Dr, Bakersfield, CA 93312. The listed phone number is (661) 330-1857.

What is Mark Loewen's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Mark Loewen enrolled in Medicare?

Yes. Mark Loewen 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 Mark Loewen was last updated on December 22, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.