Gregory Mark Enns, MD - Medicare Pediatric Medicine in Palo Alto, CA

Gregory Mark Enns, MD is a medicare enrolled "Medical Genetics - Medical Biochemical Genetics" physician in Palo Alto, California. He graduated from medical school in 1990 and has 36 years of diverse experience with area of expertise as Pediatric Medicine. He is a member of the group practice Kapiolani Medical Specialists, Lpch Medical Group Div Of Lucile and his current practice location is 725 Welch Rd, Palo Alto, California. You can reach out to his office (for appointments etc.) via phone at (650) 497-8000.

Gregory Mark Enns is licensed to practice in California (license number A52095) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1508961897.

Contact Information

Gregory Mark Enns, MD
725 Welch Rd,
Palo Alto, CA 94304-1601
(650) 497-8000
Not Available

Map and Direction




Physician's Profile

Full NameGregory Mark Enns
GenderMale
SpecialityPediatric Medicine
Experience36 Years
Location725 Welch Rd, Palo Alto, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Gregory Mark Enns graduated from medical school in 1990
  NPI Data:
  • NPI Number: 1508961897
  • Provider Enumeration Date: 09/13/2006
  • Last Update Date: 04/09/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 0446147490
  • Enrollment ID: I20040304000732

Medical Identifiers

Medical identifiers for Gregory Mark Enns such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508961897NPI-NPPES
A52095OtherCAMEDICAL LICENSE
MD-12592OtherHIMEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207SG0207XMedical Genetics - Medical Biochemical Genetics A52095 (California)Primary
207SG0201XMedical Genetics - Clinical Genetics (m.d.) A52095 (California)Secondary
207SG0202XMedical Genetics - Clinical Biochemical Genetics A52095 (California)Secondary
207SG0201XMedical Genetics - Clinical Genetics (m.d.) MD-12592 (Hawaii)Secondary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kapiolani Medical Specialists0648183988103
Lpch Medical Group Div Of Lucile0840298543332

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. Gregory Mark Enns allows following entities to bill medicare on his behalf.
Entity NameKapiolani Medical Specialists
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124071014
PECOS PAC ID: 0648183988
Enrollment ID: O20031111000895
Entity NameKapiolani Medical Center for Women & Children
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548215692
PECOS PAC ID: 9830097914
Enrollment ID: O20031229000149

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. Gregory Mark Enns 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
Gregory Mark Enns, MD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000
Gregory Mark Enns, MD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000

Reviews and Comments



Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

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.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.