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CATHERINE VIRGINIA DAVIS MD
NPI 1497748776
Internal Medicine in Santa Rosa, CA

Active since August 23, 2005PECOS Enrolled
500 DOYLE PARK DR, STE G03, SANTA ROSA, CA 95405(707) 544-3411(707) 544-0834 Get Directions Write a Review

NPPES record last updated: October 21, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 21, 2021, Jan 25, 2021 (2 updates tracked since 2021).

About Catherine Virginia Davis Md NPPES

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

CATHERINE VIRGINIA DAVIS MD (NPI 1497748776) is an individual internal medicine provider in Santa Rosa, California, licensed in California (G70242) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497748776
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameCATHERINE VIRGINIA DAVISCredential: MD
Location Address500 DOYLE PARK DR, STE G03Santa Rosa, CA 95405-4559
Mailing Address3536 Mendocino Ave, Ste 200Santa Rosa, CA 95403-3634 · (707) 575-6049 · Fax (707) 544-0834
Phone(707) 544-3411
Fax(707) 544-0834
Sole ProprietorNo
Enumeration DateAugust 23, 2005
Last NPPES UpdateOctober 21, 20212 updates tracked since enumeration
NPPES CertifiedOctober 21, 2021
✔ NPI 1497748776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G70242
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.
500 DOYLE PARK DR, Santa Rosa, CA 95405
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Other Identifiers 3

Medicaid00G702420CA
OtherP00420857CA · Railroad Medicare
Other00G702420Blue Shield Of California

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Catherine Virginia Davis 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 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.

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
142 services77 patients
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.
124 services81 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
41 services35 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
33 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95405 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
$142.00 typical visit price
range $63.04 – $187.01
Typical copayment $35.50 (range $15.76 – $46.75)
Most-billed visit code 99204
Established Patient
$109.88 typical visit price
range $21.02 – $153.40
Typical copayment $27.47 (range $5.25 – $38.35)
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 4

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
14 suppliers36 claims90 services$6.76 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
2 suppliers14 claims14 services$83.53 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
6 suppliers265 claims265 services$183.91 avg. paid by Medicare
Receiver (monitor), dedicated, for use with therapeutic glucose continuous monitor system K0554
DME-Other DME · category DE017N
2 suppliers27 claims27 services$204.45 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 20

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

LEO ARTHUR SMITH MD
Family Medicine
500 DOYLE PARK DR, SUITE G-04
SANTA ROSA, CA 95405
Sonoma County (707) 303-8360
CYNTHIA R. INGELS MSN,N.P.
Nurse Practitioner (Family)
500 DOYLE PARK DR, SUITE 103
SANTA ROSA, CA 95405
Sonoma County (707) 579-1102
DR. JAMES CHARLES DEVORE MD
Family Medicine
500 DOYLE PARK DR, SUITE G04
SANTA ROSA, CA 95405
Sonoma County (707) 303-8360
DR. TOMAS VASILIAUSKAS M.D.
Internal Medicine (Cardiovascular Disease)
500 DOYLE PARK DR, SUITE G05
SANTA ROSA, CA 95405
Sonoma County (707) 576-7100
ERAN MATALON M.D.
Internal Medicine
500 DOYLE PARK DR, SUITE 304
SANTA ROSA, CA 95405
Sonoma County (707) 545-1700
RAMZI KHALIL DEEIK M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
500 DOYLE PARK DR, SUITE G-05
SANTA ROSA, CA 95405
Sonoma County (707) 255-8825
DR. JOEL E PAINE MD
Internal Medicine
500 DOYLE PARK DR, SUITE 300
SANTA ROSA, CA 95405
Sonoma County (707) 303-8344
ANNADEL MEDICAL GROUP, INC
Pediatrics
500 DOYLE PARK DR, SUITE 100
SANTA ROSA, CA 95405
Sonoma County (707) 544-6090

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 Catherine Davis's NPI number?

The NPI number for Catherine Davis is 1497748776. It was assigned to this individual provider in the NPPES registry on August 23, 2005.

Where is Catherine Davis located?

Catherine Davis practices at 500 Doyle Park Dr Ste G03, Santa Rosa, CA 95405. The listed phone number is (707) 544-3411.

What is Catherine Davis's specialty?

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

Is Catherine Davis enrolled in Medicare?

Yes. Catherine Davis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Catherine Davis was last updated on October 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.