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

Dr. Peter D Nierman, MD

Individual provider Psychiatry Physician · NPI 1801994769

Dr. Peter D Nierman, MD is a Psychiatry Physician in Aliso Viejo, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

200 Freedom Ln
Aliso Viejo, CA 92656-5876
Phone: (949) 900-8600
Fax: (949) 221-3590
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Child & Adolescent Psychiatry Physician (primary) Taxonomy 2084P0804X · Licence G168746 (CA)
Psychiatry Physician Taxonomy 2084P0800X · Licence G168746 (CA)

Record details

NPI number1801994769
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 21, 2006
Last updated in NPPESMarch 21, 2024
Certification dateMarch 21, 2024
Mailing address1450 W Long Lake Rd Ste 340, Troy, MI 48098-6330

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