Marikit B. Parker, MD
Family Medicine Physician · Fairfield, CA
Marikit B. Parker, MD is a family medicine physician with a practice address in Fairfield, California, and NPI 1689013195, issued on Jun 18, 2013. Check the license (California 150359, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marikit B. Parker
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 150359 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1101 B Gale Wilson Blvd Ste 101C, Fairfield, CA 94533
- Phone
- (707) 419-8990
- Enumerated
- Jun 18, 2013
- Record last updated
- Aug 31, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (707) 254-1779
- Medicare enrollment
- Enrolled (PECOS I20170906000767); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1101 B Gale Wilson Blvd Ste 101C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cynthia Camarillo, RNRegistered Nurse1952223109
- Auxsophene Portier-Jones, PAPhysician Assistant1972662674
- Yesenia SandovalRegistered Nurse1013759190
- Gurleen SohiPhysician Assistant1639744469
- Hamed Zamani, M.D.Family Medicine Physician1265758023
Verify Marikit B. Parker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 150359Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average family medicine physician in 2024
2,962 Medicare Part D claims for 256 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 53 claims were for opioids.
Most prescribed
- Atorvastatin Calcium202 claims
- Amlodipine Besylate175 claims
- Metformin Hcl100 claims
- Losartan Potassium92 claims
- Omeprazole86 claims
- Lisinopril82 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $18.44
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. 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
- Ole HealthFairfield, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marikit B. Parker among 17,133 family medicine physician records in California
Marikit B. Parker, MD 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 2013, is newer than 68% of them.
- NPI issued2013 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2005 among the 10,652 with a school on file
- Record last updated2020 · 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).
67 family medicine physician records list a practice address in Fairfield
They are 67 of the 3,595 NPPES records with a practice address in Fairfield, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Fairfield → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Rebekah Ayodele, M.D.Fairfield, CA 945331114965258
- Ronald Chapman, MDFairfield, CA 945331629006333
- David Danzeisen, MDFairfield, CA 945331306924295
- Padma Dasari, M DFairfield, CA 945331730261488
- James Firman, M.D.Fairfield, CA 945331134164189
- Craig Gillespie, MDFairfield, CA 945331609885037
- David Gilliam, M.D.Fairfield, CA 945331376526236
- Robert Landgraf, D.O.Fairfield, CA 945331821032970
Common questions
What is Marikit B. Parker, MD's NPI number?
Marikit B. Parker, MD's National Provider Identifier (NPI) is 1689013195, issued on Jun 18, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Marikit B. Parker, MD located?
The NPPES record lists a practice address at 1101 B Gale Wilson Blvd Ste 101C, Fairfield, CA, 94533. Phone: (707) 419-8990. Providers update this record themselves, so call before visiting.
How can I verify Marikit B. Parker, MD's license?
NPPES lists California license number 150359, 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.
How much does Marikit B. Parker, MD prescribe under Medicare Part D?
In 2024, Marikit B. Parker, MD had 2,962 Medicare Part D claims for 256 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.