1. Home
  2. Directory
  3. California
  4. Eureka
  5. Internal Medicine
  6. NPI Profile

ADRIENA HELENA KAJDOS M.D.
NPI 1699725325
Internal Medicine - Gastroenterology in Eureka, CA

Active since May 11, 2006PECOS Enrolled
2280 HARRISON AVE, SUITE B, EUREKA, CA 95501(707) 443-9371 Get Directions Write a Review

NPPES record last updated: November 3, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 3, 2021, Feb 17, 2021 (2 updates tracked since 2021).

About Adriena Helena Kajdos M.d. NPPES

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

ADRIENA HELENA KAJDOS M.D. (NPI 1699725325) is an individual gastroenterology provider in Eureka, California, licensed in California (A41257) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1699725325
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameADRIENA HELENA KAJDOSCredential: M.D.
Location Address2280 HARRISON AVE, SUITE BEureka, CA 95501-3200
Mailing Address2280 Harrison Ave, Suite BEureka, CA 95501-3200 · (707) 443-9371
Phone(707) 443-9371
Sole ProprietorNo
Enumeration DateMay 11, 2006
Last NPPES UpdateNovember 3, 20212 updates tracked since enumeration
NPPES CertifiedNovember 3, 2021
✔ NPI 1699725325 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A41257
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedSpecialistTaxonomy 174400000X · License A041257 (CA)
2280 HARRISON AVE, Eureka, CA 95501
Open in Google Maps ↗

Other Identifiers 2

Medicaid00A412570CA
OtherA041257CA · State License

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Adriena Helena Kajdos M.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95501 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
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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 17

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

RACHEL HATCHIMONJI FNP
Nurse Practitioner (Family)
2280 HARRISON AVE
EUREKA, CA 95501
Humboldt County (707) 443-9371
EUREKA INTERNAL MEDICINE
Internal Medicine
2280 HARRISON AVE, SUITE B
EUREKA, CA 95501
Humboldt County (707) 449-9371
DR. DANIELLE SHEEHY DNP, APRN, FNP-C, RN
Nurse Practitioner (Family)
2280 HARRISON AVE
EUREKA, CA 95501
Humboldt County (707) 443-2620
AMBER DANIELLE FLOWERS FNP
Nurse Practitioner (Family)
2280 HARRISON AVE
EUREKA, CA 95501
Humboldt County (707) 443-9371
IGOR Z ABOLNIK MD
Internal Medicine (Infectious Disease)
2280 HARRISON AVE
RUREKA, CA 95501
Humboldt County (707) 443-9371
DR. GLORIA BETH ABELS MD
Internal Medicine
2280 HARRISON AVE, SUITE B
EUREKA, CA 95501
Humboldt County (707) 443-9371
PATRICIA A HANDSHY FNP
Nurse Practitioner (Family)
2280 HARRISON AVE, SUITE B
EUREKA, CA 95501
Humboldt County (707) 443-9371
JANESE A OSBORNE RD, CDE
Dietitian, Registered
2280 HARRISON AVE, SUITE B
EUREKA, CA 95501
Humboldt County (707) 443-9371

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 Adriena Kajdos's NPI number?

The NPI number for Adriena Kajdos is 1699725325. It was assigned to this individual provider in the NPPES registry on May 11, 2006.

Where is Adriena Kajdos located?

Adriena Kajdos practices at 2280 Harrison Ave Suite B, Eureka, CA 95501. The listed phone number is (707) 443-9371.

What is Adriena Kajdos's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Adriena Kajdos enrolled in Medicare?

Yes. Adriena Kajdos is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Adriena Kajdos was last updated on November 3, 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.