DR. MICHAEL GINN GRIESINGER M.D.
NPI 1336556604
Emergency Medicine in San Diego, CA

Active since July 17, 2014PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
9455 CLAIREMONT MESA BLVD, SAN DIEGO, CA 92123(858) 266-5000 Get Directions Write a Review

NPPES record last updated: November 22, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 22, 2021, Feb 10, 2021 (2 updates tracked since 2021).

About Dr. Michael Ginn Griesinger M.d. NPPES

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

DR. MICHAEL GINN GRIESINGER M.D. (NPI 1336556604) is an individual emergency medicine provider in San Diego, California, licensed in California (A155029) and active in the NPI registry since July 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1336556604
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. MICHAEL GINN GRIESINGERCredential: M.D.
Location Address9455 CLAIREMONT MESA BLVDSan Diego, CA 92123-1297
Mailing Address9455 Clairemont Mesa BlvdSan Diego, CA 92123-1297 · (858) 266-5000
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJuly 17, 2014
Last NPPES UpdateNovember 22, 20212 updates tracked since enumeration
NPPES CertifiedFebruary 10, 2021
NPI 1336556604 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 · A155029
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.

9455 CLAIREMONT MESA BLVD, San Diego, CA 92123

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

Dr. Michael Ginn Griesinger 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 ID547507378
PECOS Enrollment IDI20190131002129
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 4

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 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.
34 services34 patients
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.
25 services25 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.
12 services12 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.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92123 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
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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
Quality100
Improvement Activities40
Cost100

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.

General Acute Care Hospital
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Respiratory Therapist, Registered
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Respiratory Therapist, Registered
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Pharmacist
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Respiratory Therapist, Certified
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Respiratory Therapist, Registered (Critical Care)
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Internal Medicine
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123
Respiratory Therapist, Registered
9455 CLAIREMONT MESA BLVD
SAN DIEGO, CA 92123

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 Michael Griesinger's NPI number?

The NPI number for Michael Griesinger is 1336556604. It was assigned to this individual provider in the NPPES registry on July 17, 2014.

Where is Michael Griesinger located?

Michael Griesinger practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. The listed phone number is (858) 266-5000.

What is Michael Griesinger's specialty?

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

Is Michael Griesinger enrolled in Medicare?

Yes. Michael Griesinger 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 Michael Griesinger accept?

Health plans from Blue Cross and Blue Shield of Kansas, Inc. list Michael Griesinger 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 Michael Griesinger was last updated on November 22, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.