Patrick Giesemann, M.D
Family Medicine Physician · Newport Beach, CA
Patrick Giesemann, M.D is a family medicine physician with a practice address in Newport Beach, California, and NPI 1649204785, issued on Jul 11, 2006. Check the license (California A68293, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Patrick Giesemann
- Credential
- M.D
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A68293 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4041 Macarthur Blvd Ste 400, Newport Beach, CA 92660
- Phone
- (949) 736-6100
- Enumerated
- Jul 11, 2006
- Record last updated
- Aug 27, 2025
- Fax
- (949) 736-6199
- Medicare enrollment
- Enrolled (PECOS I20040929000698); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 1997
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4041 Macarthur Blvd Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carlo BellPhysical Therapist1396326369
- Andrea Macias, PTPhysical Therapist1447831409
- Inguna Reeves, RN MSN ACNP-BCAcute Care Nurse Practitioner1952620833
- David Roum, DPTPhysical Therapist1508447582
Verify Patrick Giesemann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A68293Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $20.19
2 payments; by number, the most common kind was food and beverage; the largest payer was Agios Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Hoag ClinicNewport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Patrick Giesemann among 17,133 family medicine physician records in California
Patrick Giesemann, M.D is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1997 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
84 family medicine physician records list a practice address in Newport Beach
They are 84 of the 4,414 NPPES records with a practice address in Newport Beach, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Newport Beach → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Allyson Brooks, MDNewport Beach, CA 926601831144559
- Cameron Carlen, M.D.Newport Beach, CA 926601740256221
- Catou Greenberg, M.D.Newport Beach, CA 926601528008828
- Lori Izabal, M.D.Newport Beach, CA 926601114992328
- Karen Kim, D.O.Newport Beach, CA 926601457384315
- Gigi Kroll, MDNewport Beach, CA 926601912951773
- Ilan Kuperman, M.D.Newport Beach, CA 926601336178169
- Judith Lee Vogt, M.D.Newport Beach, CA 926601245213438
Common questions
What is Patrick Giesemann, M.D's NPI number?
Patrick Giesemann, M.D's National Provider Identifier (NPI) is 1649204785, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patrick Giesemann, M.D located?
The NPPES record lists a practice address at 4041 Macarthur Blvd Ste 400, Newport Beach, CA, 92660. Phone: (949) 736-6100. Providers update this record themselves, so call before visiting.
How can I verify Patrick Giesemann, M.D's license?
NPPES lists California license number A68293, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.