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DIANA SUE DEVERA D.O.
NPI 1629399563
Internal Medicine in Napa, CA

Active since June 15, 2010PECOS Enrolled
3443 VILLA LN STE 10, NAPA, CA 94558(707) 251-1867(707) 257-4116 Get Directions Write a Review

NPPES record last updated: March 29, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 29, 2021, Dec 20, 2018, Mar 17, 2018 and 1 more (4 updates tracked since 2017).

About Diana Sue Devera D.o. NPPES

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

DIANA SUE DEVERA D.O. (NPI 1629399563) is an individual internal medicine provider in Napa, California, licensed in California (20A13947) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Travis Afb.

NPPES Registry Identity

NPI1629399563
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDIANA SUE DEVERACredential: D.O.
Location Address3443 VILLA LN STE 10Napa, CA 94558-6417
Mailing Address3443 Villa Ln Ste 10Napa, CA 94558-6417
Phone(707) 251-1867
Fax(707) 257-4116
Sole ProprietorNo
Enumeration DateJune 15, 2010
Last NPPES UpdateMarch 29, 20214 updates tracked since enumeration
NPPES CertifiedMarch 29, 2021
✔ NPI 1629399563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CA · 20A13947✔ Licensed in CO · 0052093
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.
3443 VILLA LN STE 10, Napa, CA 94558
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Other Names 1

Former Name (1)Diana Sue Meda

Secondary Practice Location 1

Location 1101 Bodin CirTravis AFB, CA 94535-1809 · Phone (707) 423-7342 · Fax (707) 423-5058

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana Sue Devera D.o. 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Diana Devera reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist Medicine Physicians Of California, Inc
383 mi
Internal Medicine
18300 US HIGHWAY 18
Apple Valley, CA 92307
  • Reassigned Medicare billing, California enrollment
  • 914 clinicians in this Medicare group
NPI 1184663965 (760) 946-4233
Inpatient Specialists Of California, PC
402 mi
Internal Medicine
2101 N WATERMAN AVE
San Bernardino, CA 92404
  • Reassigned Medicare billing, California enrollment
  • 1,216 clinicians in this Medicare group
NPI 1952792475 (615) 377-5658

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94558 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
$145.99 typical visit price
range $65.08 – $192.16
Typical copayment $36.49 (range $16.27 – $48.04)
Most-billed visit code 99204
Established Patient
$113.15 typical visit price
range $21.86 – $157.83
Typical copayment $28.28 (range $5.46 – $39.45)
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 4

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

ROBERT ALVIN DAVIS MD
Specialist
3443 VILLA LN STE 10
NAPA, CA 94558
Napa County (707) 294-2203
PAUL M LABAND MD
Internal Medicine
3443 VILLA LN STE 10
NAPA, CA 94558
Napa County (707) 251-1867
DR. JOHN PAUL ZIMMERMANN M.D.
Specialist
3443 VILLA LN STE 10
NAPA, CA 94558
Napa County (707) 258-6077
ROBERT A DAVIS MD INC
Specialist
3443 VILLA LN STE 10
NAPA, CA 94558
Napa County (707) 294-2203

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 Diana Devera's NPI number?

The NPI number for Diana Devera is 1629399563. It was assigned to this individual provider in the NPPES registry on June 15, 2010. The provider is also known as Diana Sue Meda.

Where is Diana Devera located?

Diana Devera practices at 3443 Villa Ln Ste 10, Napa, CA 94558. The listed phone number is (707) 251-1867.

What is Diana Devera's specialty?

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

Is Diana Devera enrolled in Medicare?

Yes. Diana Devera is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Diana Devera's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Devera reassigns Medicare benefits to 2 organizations: Hospitalist Medicine Physicians Of California, Inc (Apple Valley, CA) and Inpatient Specialists Of California, PC (San Bernardino, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Devera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Diana Devera was last updated on March 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.