Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Jose Alejandro Castellanos Monroy, MD

Individual provider Family Medicine Physician · NPI 1841814068

Jose Alejandro Castellanos Monroy, MD is a Family Practice in Oakland, California. Qualified in 2017, 9 years ago. Practices with Alameda Health System, a 601-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2020
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1411 E 31st St
Oakland, CA 94602-1018
Phone: (510) 437-4893
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 500 W Hospital Rd, French Camp, CA 95231-9693 — (209) 468-6010

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A183705 (CA)
Addiction Medicine (Family Medicine) Physician Taxonomy 207QA0401X · Licence A183705 (CA)

Record details

NPI number1841814068
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 3, 2020
Last updated in NPPESJuly 17, 2024
Certification dateJuly 17, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Also practisesADDICTION MEDICINE
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Alameda Health System — 601 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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