Dr Katherine Jennifer Witmeyer, OD - Medicare Optometrist in Carlsbad, CA

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Dr Katherine Jennifer Witmeyer, OD is a medicare enrolled "Optometrist" provider in Carlsbad, California. She went to University Of California - School Of Optometry and graduated in 2003 and has 21 years of diverse experience with area of expertise as Optometry. She is a member of the group practice Carlsbad Optometry, Fourth Optometric Care Of California and her current practice location is 2653 Gateway Rd, Suite 101, Carlsbad, California. You can reach out to her office (for appointments etc.) via phone at (760) 476-1921.

Dr Katherine Jennifer Witmeyer is licensed to practice in California (license number OPT12416) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1063499176.

Contact Information

Dr Katherine Jennifer Witmeyer, OD
2653 Gateway Rd, Suite 101,
Carlsbad, CA 92009-1758
(760) 476-1921
(760) 476-2784

Map and Direction




Healthcare Provider's Profile

Full NameDr Katherine Jennifer Witmeyer
GenderFemale
SpecialityOptometry
Experience21 Years
Location2653 Gateway Rd, Carlsbad, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Katherine Jennifer Witmeyer attended and graduated from University Of California - School Of Optometry in 2003
  NPI Data:
  • NPI Number: 1063499176
  • Provider Enumeration Date: 12/29/2005
  • Last Update Date: 01/30/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 9335111491
  • Enrollment ID: I20040809001413

Medical Identifiers

Medical identifiers for Dr Katherine Jennifer Witmeyer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063499176NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist OPT12416 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Carlsbad Optometry31736745613
Fourth Optometric Care Of California63052103455

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 Katherine Jennifer Witmeyer allows following entities to bill medicare on her behalf.
Provider NameCarlsbad Optometry
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1235373275
PECOS PAC ID: 3173674561
Enrollment ID: O20090624000659
Provider NameFourth Optometric Care Of California
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1497499974
PECOS PAC ID: 6305210345
Enrollment ID: O20230315000196

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 Katherine Jennifer Witmeyer 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 Katherine Jennifer Witmeyer, OD
2653 Gateway Rd, Suite 101,
Carlsbad, CA 92009-1758

Ph: (760) 476-1921		Dr Katherine Jennifer Witmeyer, OD
2653 Gateway Rd, Suite 101,
Carlsbad, CA 92009-1758

Ph: (760) 476-1921

Reviews and Comments


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David W. Stemley, O.d., Inc.
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Practice Location: 2540 El Camino Real Ste B, Carlsbad, CA 92008
Phone: 760-729-9353    Fax: 760-729-0583
Dr. Joseph Koltun, O.D.
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Ms. Carol S Evans, O.D.
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Practice Location: 4006 Layang Layang Cir, Carlsbad, CA 92008
Phone: 760-720-3734    Fax: 760-729-3295

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.