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Family Practice

Nathaniel Parker, DO

Works at hospitals in San Luis Obispo, CA · Santa Maria, CA · California

Summary

Nathaniel Parker, DO (Family Practice) is listed by Medicare at 2 hospitals in San Luis Obispo, CA and Santa Maria, CA. NPI 1366904963. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Nathaniel Parker, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
Touro Un College Of Osteopathic Medicine, VallejoMedical school
MaleGender (as listed)
Community Health Centers of the Central Coast IncGroup practice

Quick answers

Which hospitals does Nathaniel Parker work at?
Medicare's official clinician data lists Nathaniel Parker at 2 hospitals: French Hospital Medical Center and Marian Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nathaniel Parker see patients?
Medicare's clinician data lists 2 practice locations, including Nipomo, CA and Santa Maria, CA. Call before your visit to confirm the address.
What is Nathaniel Parker's specialty?
Medicare lists Family Practice as the primary specialty.
Does Nathaniel Parker accept Medicare assignment?
Yes. Medicare's clinician data says Nathaniel Parker accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Nathaniel Parker?
(805) 929-3211, as listed in official Medicare / NPI Registry data.
What is Nathaniel Parker's NPI number?
1366904963. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nathaniel Parker works

Medicare's Facility Affiliation Data lists Nathaniel Parker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Nathaniel Parker is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Nathaniel Parker as a member of this group (CMS data updated 2026-10-02).

  • Community Health Centers of the Central Coast Inc73 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Nipomo

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

All family doctors in Nipomo →

Clinician information

CredentialDO
Medical schoolTouro Un College Of Osteopathic Medicine, Vallejo
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1366904963
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians