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Family Practice

Anniken B. Hansen, MD

Works at hospitals in Santa Cruz, CA · Watsonville, CA · California

Summary

Dr. Anniken B. Hansen, MD is a family doctor at 1430 Freedom Blvd, Watsonville, CA 95076. Phone: (831) 763-8400. Accepts Medicare assignment. In 2024, Anniken B. Hansen had 198 Original Medicare patients and 452 services. NPI 1447273206. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1430 Freedom Blvd, Watsonville, CA 95076 · Directions
  • Phone: (831) 763‑8400
  • Medicare: Accepts Medicare assignment
  • Hospitals: Dominican Hospital, Watsonville Community Hospital
  • Group practice: County of Santa Cruz
  • Medical school: University Of California, Geffen School Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Anniken B. Hansen, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Anniken B. Hansen accept Medicare assignment?
Yes. Medicare's clinician data says Anniken B. Hansen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Anniken B. Hansen see?
In 2024, CMS data shows 198 Original Medicare patients and 452 services for Anniken B. Hansen. This counts Original Medicare only and measures volume, not quality.
What is Anniken B. Hansen's NPI number?
1447273206. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Anniken B. Hansen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients198
Services billed to Medicare452
Different services or procedures36
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Hemoglobin a1c level (83036)231 services
  2. Blood glucose (sugar) level (82947)87 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)26 services
  4. X-ray of chest, 2 views (71046)20 services
  5. Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (87428)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes61%
  • Chronic kidney disease32%
  • Arthritis30%
  • Depression20%

Hospitals where Anniken B. Hansen works

Medicare's Facility Affiliation Data lists Anniken B. Hansen at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Dominican HospitalSanta Cruz, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050242
  • Watsonville Community HospitalWatsonville, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050194

Practice locations

Addresses where Anniken B. Hansen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Anniken B. Hansen as a member of this group (CMS data updated October 2, 2026).

  • County of Santa Cruz66 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Watsonville

Clinicians with the same Medicare primary specialty in Watsonville, CA — not a recommendation.

All family doctors in Watsonville →

Other clinicians in County of Santa Cruz

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447273206
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians