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DR. MATTHEW KIEFER MD
NPI 1942573258
Emergency Medicine in Oakland, CA

Active since February 16, 2012PECOS Enrolled
1411 EAST 31ST STREET, ALAMEDA COUNTY MEDICAL CENTER - HIGHLAND CAMPUS, OAKLAND, CA 94602(917) 699-8581 Get Directions Write a Review

NPPES record last updated: October 13, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Matthew Kiefer Md NPPES

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

DR. MATTHEW KIEFER MD (NPI 1942573258) is an individual emergency medicine provider in Oakland, California, licensed in California (A123937) and active in the NPI registry since February 2012. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942573258
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. MATTHEW KIEFERCredential: MD
Location Address1411 EAST 31ST STREET, ALAMEDA COUNTY MEDICAL CENTER - HIGHLAND CAMPUSOakland, CA 94602-1092
Mailing Address1411 East 31st Street, Highland General HospitalOakland, CA 94602-1092 · (917) 699-8581
Phone(917) 699-8581
Sole ProprietorNo
Enumeration DateFebruary 16, 2012
Last NPPES UpdateOctober 13, 2015
✔ NPI 1942573258 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 · A123937
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.
1411 EAST 31ST STREET, Oakland, CA 94602
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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 (PECOS)

Dr. Matthew Kiefer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 5

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.
193 services187 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.
105 services104 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.
71 services70 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
53 services53 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.
26 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94602 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

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.

DAVID PAUL HOFFMAN MD
Pediatrics
1411 EAST 31ST STREET
OAKLAND, CA 94602
Alameda County (510) 437-4323
LAWRENCE THOMAS RICHARDS MD
Specialist
1411 EAST 31ST STREET
OAKLAND, CA 94602
Alameda County (510) 437-4323
LINDSEY DEPUTY RN, MS, CNS
Registered Nurse (Oncology)
1411 EAST 31ST STREET, HCP 5 SPECIALTY CLINICS - HEMATOLOGY ONCOLOGY
OAKLAND, CA 94602
Alameda County (510) 437-4527
MRS. JAMIE LEE TALWAR CRNA
Nurse Anesthetist, Certified Registered
1411 EAST 31ST STREET
OAKLAND, CA 94602
Alameda County (510) 437-3667
NANCY LE MD
Student in an Organized Health Care Education/Training Program
1411 EAST 31ST STREET
OAKLAND, CA 94602
Alameda County (916) 686-7300
BONNIE L FLEMMING MD
Obstetrics & Gynecology
1411 EAST 31ST STREET, OAKCARE MEDICAL GROUP
OAKLAND, CA 94602
Alameda County (510) 437-4323
ALAMEDA COUNTY MEDICLA CENTER
General Acute Care Hospital (Critical Access)
1411 EAST 31ST STREET
OAKLAND, CA 94602
Alameda County (510) 437-4323
MRS. JULIE MA WILLKOM RN
Registered Nurse (Ambulatory Care)
1411 EAST 31ST STREET, HIGHLAND CARE PAVILION, TB CLINIC, 5TH FLOOR
OAKLAND, CA 94602
Alameda County (510) 437-6466

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 Matthew Kiefer's NPI number?

The NPI number for Matthew Kiefer is 1942573258. It was assigned to this individual provider in the NPPES registry on February 16, 2012.

Where is Matthew Kiefer located?

Matthew Kiefer practices at 1411 East 31st Street Alameda County Medical Center - Highland Campus, Oakland, CA 94602. The listed phone number is (917) 699-8581.

What is Matthew Kiefer's specialty?

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

Is Matthew Kiefer enrolled in Medicare?

Yes. Matthew Kiefer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Matthew Kiefer was last updated on October 13, 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.