Dr Catherine Alexander Mahler, - Medicare Psychologist in Sonoma, CA

Dr Catherine Alexander Mahler, is a medicare enrolled "Psychologist - Clinical" provider in Sonoma, California. Her current practice location is 620 Broadway, Sonoma, California. You can reach out to her office (for appointments etc.) via phone at (707) 815-3622.

Dr Catherine Alexander Mahler is licensed to practice in California (license number PSY 24349) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1184770240.

Contact Information

Dr Catherine Alexander Mahler,
620 Broadway,
Sonoma, CA 95476-7002
(707) 815-3622
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameDr Catherine Alexander Mahler
GenderFemale
SpecialityPsychologist - Clinical
Location620 Broadway, Sonoma, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1184770240
  • Provider Enumeration Date: 01/25/2007
  • Last Update Date: 03/17/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 4789806373
  • Enrollment ID: I20141114002302

Medical Identifiers

Medical identifiers for Dr Catherine Alexander Mahler such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184770240NPI-NPPES
4605MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
103TC0700XPsychologist - Clinical PSY 24349 (California)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Catherine Alexander Mahler allows following entities to bill medicare on her behalf.
Entity NameCounty Of Napa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1164572426
PECOS PAC ID: 7012991862
Enrollment ID: O20040617000918

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Catherine Alexander Mahler is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Catherine Alexander Mahler,
Po Box 5423,
Napa, CA 94581

Ph: (707) 815-3622
Dr Catherine Alexander Mahler,
620 Broadway,
Sonoma, CA 95476-7002

Ph: (707) 815-3622

Reviews and Comments


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Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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