Marcia Castro-Gideon
Family Medicine Physician · Sun City West, AZ
Marcia Castro-Gideon is a family medicine physician with a practice address in Sun City West, Arizona, and NPI 1710356183, issued on Sep 16, 2015. Check the license (Arizona 48500, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Marcia Castro-Gideon
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 48500 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 13940 W Meeker Blvd Ste 101, Sun City West, AZ 85375
- Phone
- (623) 377-9929
- Enumerated
- Sep 16, 2015
- Record last updated
- Apr 9, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 13940 W Meeker Blvd Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marcia Castro-Gideon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 48500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
193 Medicare Part D claims for 87 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium20 claims
- Amlodipine Besylate15 claims
- Atorvastatin Calcium15 claims
- Rosuvastatin Calcium14 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.
Marcia Castro-Gideon among 3,119 family medicine physician records in Arizona
Marcia Castro-Gideon is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 73% of them.
- NPI issued2015 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2020 · 54% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 family medicine physician records list a practice address in Sun City West
They are 10 of the 590 NPPES records with a practice address in Sun City West, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Sun City West → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Bennett, D.OSun City West, AZ 853751154375426
- Andrew Brainard, M.D.West Sun City, AZ 853751851340640
- Stephen Dault, MDSun City West, AZ 853751851331029
- Dennis Frazier, M.D.Sun City West, AZ 853751770553398
- Judith Heath, MDSun City West, AZ 853751437199536
- Joel Jacobson, MDSun City West, AZ 853751144260241
- Janet Johns, M.D.Sun City West, AZ 853751588967830
- Paul Keiser, D.O.Sun City West, AZ 853751982691994
Common questions
What is Marcia Castro-Gideon's NPI number?
Marcia Castro-Gideon's National Provider Identifier (NPI) is 1710356183, issued on Sep 16, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marcia Castro-Gideon located?
The NPPES record lists a practice address at 13940 W Meeker Blvd Ste 101, Sun City West, AZ, 85375. Phone: (623) 377-9929. Providers update this record themselves, so call before visiting.
How can I verify Marcia Castro-Gideon's license?
NPPES lists Arizona license number 48500, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marcia Castro-Gideon prescribe under Medicare Part D?
In 2024, Marcia Castro-Gideon had 193 Medicare Part D claims for 87 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.