Oscar Alberto Castrejon, MD

Individual provider Active NPI Emergency Medicine Physician · Las Cruces, NM

NPI 1508020355 · NPPES record last updated May 6, 2025

Key facts

NPI
1508020355
Entity type
Individual (NPI type 1)
Primary specialty
Emergency Medicine Physician 207P00000X
License
V5247 (TX)
Practice address
4739 Radiant CT
Las Cruces, NM 88011-7191
Phone
(575) 640-5187
NPI assigned
Jul 10, 2008
Sex
Male
Sole proprietor
No

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Family Practice
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Southwest Emergency Medical Associates of NM PC (55 clinicians)

Practice addresses (Care Compare)

2450 S Telshor Blvd
Las Cruces, NM 88011-5076
Phone (575) 522-8641

Hospital & facility affiliations

  • Memorial Medical Center Hospital · Las Cruces, NM · CCN 320018
  • Three Crosses Regional Hospital LLC Hospital · Las Cruces, NM · CCN 320091
  • Los Alamos Medical Center Hospital · Los Alamos, NM · CCN 320033

Merit-based Incentive Payment System (MIPS)

Final score
98.44 of 100 (group)
Quality
96.88
Improvement activities
40

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in NM, TX
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20111005000607 NM Practitioner - Family Practice 5395917819 Reassigns benefits to 4 organizations
I20250214000104 TX Practitioner - Emergency Medicine 5395917819 Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
RS2008-0577NMMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Southwest Emergency Medical Associates of NM PC Emergency Medicine Current
since Sep 1, 2017
Accepting new patients
Emergency Services of Texas PA Emergency Medicine Current
since Apr 7, 2025
Accepting new patients
Nes Arizona Inc Emergency Medicine Current
since Apr 22, 2024
Accepting new patients
Three Crosses Regional Hospital LLC Current
since Oct 21, 2023
Accepting new patients
Los Alamos Emergency Medical Associates Inc Emergency Medicine Current
since Sep 1, 2019
Accepting new patients

Locations

5000 Hopyard Rd
Ste 100
Pleasanton, CA 94588
Phone (480) 861-4015

4701 Montgomery Blvd NE
Albuquerque, NM 87109
Phone (505) 727-2000

2430 W Pierce St
Carlsbad, NM 88220
Phone (505) 887-4100

2450 S Telshor Blvd
Las Cruces, NM 88011
Phone (505) 522-8641

4311 E Lohman Ave
Las Cruces, NM 88011
Phone (505) 556-6800

2560 Samaritan Dr
Las Cruces, NM 88001
Phone (575) 800-3868

3917 West Rd
Los Alamos, NM 87544
Phone (505) 661-9584

405 W Country Club Rd
Roswell, NM 88201
Phone (505) 622-8170

1801 N Oregon St
El Paso, TX 79902
Phone (409) 883-9361

10301 Gateway Blvd W
El Paso, TX 79925
Phone (915) 543-2424

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X RS2008-0577 NM
Emergency Medicine Physician 207P00000X V5247 TX Yes
Emergency Medicine Physician 207P00000X RS2008-0577 NM

Addresses

Primary practice location

4739 Radiant CT
Las Cruces, NM 88011-7191

Mailing address

1205 S Solano Dr
Las Cruces, NM 88001-3709
Phone (575) 640-5187

Other providers in Las Cruces, NM

All providers in Las Cruces, NM · Emergency Medicine Physician in New Mexico

Sources for this page

Verify at the official NPI Registry.