Joanne Spalding, M.D.
Family Medicine Physician · Chowchilla, CA
Joanne Spalding, M.D. is a family medicine physician with a practice address in Chowchilla, California, and NPI 1770693137, issued on Aug 30, 2006. Check the license (California A55034, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joanne Spalding
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A55034 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Prosperity Blvd, Chowchilla, CA 93610
- Phone
- (559) 664-4000
- Enumerated
- Aug 30, 2006
- Entity
- Type 1 · individual
Also registered at 300 Prosperity Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dayl ChachappanDentist1083358741
- Mehtab DhaliwalDentist1700652351
- Monica Garcia, ODOptometrist1497417000
- Ravi Patel, D.D.S.General Practice Dentistry1194279083
- Conrad Rios, FNPPhysician Assistant1326037771
- Abhi ThakkarGeneral Practice Dentistry1851909121
Verify Joanne Spalding in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A55034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
20% fewer Medicare Part D claims than the average family medicine physician in 2024
2,827 Medicare Part D claims for 375 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 45 claims were for opioids.
Most prescribed
- Atorvastatin Calcium189 claims
- Metformin Hcl118 claims
- Lisinopril115 claims
- Amlodipine Besylate103 claims
- Levothyroxine Sodium87 claims
- Gabapentin85 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.
The Medicare quality score for 2023: 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Camarena HealthMadera, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
4 family medicine physician records list a Chowchilla practice address
They are 4 of the 182 NPPES records with a Chowchilla practice address, and 16,272 family medicine physician records in California.
All 4 in Chowchilla → All 16,272 in California → Every provider in Chowchilla →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Joanne Spalding, M.D.'s NPI number?
Joanne Spalding, M.D.'s National Provider Identifier (NPI) is 1770693137, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joanne Spalding, M.D. located?
The NPPES record lists a practice address at 300 Prosperity Blvd, Chowchilla, CA, 93610. Phone: (559) 664-4000. Providers update this record themselves, so call before visiting.
How can I verify Joanne Spalding, M.D.'s license?
NPPES lists California license number A55034, 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 Joanne Spalding, M.D. prescribe under Medicare Part D?
In 2024, Joanne Spalding, M.D. had 2,827 Medicare Part D claims for 375 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
What is Joanne Spalding, M.D.'s Medicare quality score?
The 2023 MIPS final score is 96.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.