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DENNIS STEVEN ORWIG M.D.
NPI 1144267097
Radiology - Diagnostic Radiology in Greenbrae, CA

Active since May 31, 2006
250 BON AIR RD, GREENBRAE, CA 94904(415) 925-7301 Get Directions Write a Review

NPPES record last updated: November 6, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dennis Steven Orwig M.d. NPPES

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

DENNIS STEVEN ORWIG M.D. (NPI 1144267097) is an individual diagnostic radiology provider in Greenbrae, California, licensed in California (G57636) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1144267097
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDENNIS STEVEN ORWIGCredential: M.D.
Location Address250 BON AIR RDGreenbrae, CA 94904-1702
Mailing AddressP.o. Box 6102Novato, CA 94948-6102 · (415) 884-6418
Phone(415) 925-7301
Sole ProprietorNo
Enumeration DateMay 31, 2006
Last NPPES UpdateNovember 6, 2008
✔ NPI 1144267097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in CA · G57636
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
250 BON AIR RD, Greenbrae, CA 94904
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Other Identifiers 12

Medicare PINAR682ZCA
Medicaid00G576360CA
Medicare PINAR682SCA
Medicare UPINE24924CA
Medicare PINAR682YCA
Medicare PINAR682VCA
Medicare PINAR682WCA
Other300035763CA · Railroad Medicare
Medicare PINAR682XCA
Medicare PINAR682TCA
Medicare PIN00G576360CA
Medicare PINAR682UCA

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.

Reported Quality Measures

Appropriate Follow-up Imaging for Incidental Abdominal Lesions
Percentage of final reports for abdominal imaging studies for asymptomatic patients aged 18 years and older with one or more of the following noted incidentally with follow_up imaging recommended: - Liver lesion =< 0.5 cm - Cystic kidney lesion < 1.0 cm -…
Lower rates are better for this measure.
71%56 patients
Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
99%758 patients
Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
100%229 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%67 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

MESKEREM DABA RN, BSN
Registered Nurse (Psychiatric/Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666
ALEC CHANG D.O.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
MARIN HOSPITALIST MEDICAL GROUP, INC.
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Marin County (415) 925-7545
DR. STEPHEN C ALLISON M.D.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7663
ANNIE LINN STODDARD
Rehabilitation Practitioner
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
SARENA NAPIER ASW
Counselor (Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6619
JULIET LIANNE HUNTINGTON CNM
Advanced Practice Midwife
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7010
ZAMBIA RICHEA PLAYER RN
Registered Nurse
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666

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 Dennis Orwig's NPI number?

The NPI number for Dennis Orwig is 1144267097. It was assigned to this individual provider in the NPPES registry on May 31, 2006.

Where is Dennis Orwig located?

Dennis Orwig practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 925-7301.

What is Dennis Orwig's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

When was this NPI record last updated?

The NPPES record for Dennis Orwig was last updated on November 6, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.