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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DONALD W HASSEMER MD
NPI 1528152907
Family Medicine in Espanola, NM

Active since October 03, 2006
1010 SPRUCE ST, ESPANOLA MULTISPECIALTY CLINIC, ESPANOLA, NM 87532(505) 753-8031(505) 753-7433 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Donald W Hassemer Md NPPES

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

DONALD W HASSEMER MD (NPI 1528152907) is an individual family medicine provider in Espanola, New Mexico, licensed in New Mexico (78174) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1528152907
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDONALD W HASSEMERCredential: MD
Location Address1010 SPRUCE ST, ESPANOLA MULTISPECIALTY CLINICEspanola, NM 87532-2724
Mailing AddressPo Box 26666, Phs Provider EnrollmentAlbuquerque, NM 87125-6666 · (505) 923-5356 · Fax (505) 923-5354
Phone(505) 753-8031
Fax(505) 753-7433
Sole ProprietorNo
Enumeration DateOctober 3, 2006
Last NPPES UpdateSeptember 29, 2026
✔ NPI 1528152907 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NM · 78174
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1010 SPRUCE ST, Espanola, NM 87532
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Other Identifiers 1

Medicaid2360NM

Other Providers at the Same Location NPPES 20

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

EMILY DRUMMOND DO
Emergency Medicine
1010 SPRUCE ST
ESPANOLA, NM 87532
Rio Arriba County (505) 753-7111
BAILEY PEARSON FNP-C
Nurse Practitioner (Family)
1010 SPRUCE ST
ESPANOLA, NM 87532
Rio Arriba County (505) 367-0340
KAREN G CONNAUGHTON MD
Emergency Medicine
1010 SPRUCE ST, ESPANOLA HOSPITAL
ESPANOLA, NM 87532
Rio Arriba County (505) 753-7111
KIMBERLY ALLEN
Nurse Practitioner (Family)
1010 SPRUCE ST
ESPANOLA, NM 87532
Rio Arriba County (505) 753-7111
REBECCA JANE WALLIG DO
Pediatrics
1010 SPRUCE ST
ESPANOLA, NM 87532
Rio Arriba County (505) 367-0340
CHELSEA D KIRBY MD
Pediatrics
1010 SPRUCE ST, ESPANOLA MULTISPECIALTY CLINIC
ESPANOLA, NM 87532
Rio Arriba County (505) 753-8031
VIDYA SUBRAMANIAN MD
Family Medicine
1010 SPRUCE ST, ESPANOLA MULTI-SPECIALTY CLINIC
ESPANOLA, NM 87532
Rio Arriba County (505) 367-0340
LARRY L COHEN MD
Family Medicine
1010 SPRUCE ST, ESPANOLA HOSPITAL
ESPANOLA, NM 87532
Rio Arriba County (505) 753-7111

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 Donald Hassemer's NPI number?

The NPI number for Donald Hassemer is 1528152907. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is Donald Hassemer located?

Donald Hassemer practices at 1010 Spruce St Espanola Multispecialty Clinic, Espanola, NM 87532. The listed phone number is (505) 753-8031.

What is Donald Hassemer's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Donald Hassemer was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.