Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Howard M Hack MD PC

Organization Specialist · NPI 1578889762

Howard M Hack MD PC provides Specialist services in Costa Mesa, California. Licensed in California. Registered with an NPI since 2010.

Licensed in
CA
In the registry since
2010
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

720 Paularino Ave Ste 200
Costa Mesa, CA 92626-2940 Not confirmed with CMS for 15 years — call before visiting
Phone: (714) 641-2640
Fax: (714) 641-2646
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G68575 (CA)

Record details

NPI number1578889762
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Howard Hack — President · (414) 975-1255
NPI enumeratedApril 13, 2010
Last updated in NPPESJune 2, 2011
Mailing address720 Paularino Ave, Ste. 200, Costa Mesa, CA 92626-2940

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