Samuel William McAlpine, M.D.
Rheumatology Physician · Mather, CA
Samuel William McAlpine, M.D. is a rheumatology physician with a practice address in Mather, California, and NPI 1881673804, issued on Jan 10, 2006. Check the license (California C39200, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Samuel William McAlpine
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- C39200 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10535 Hospital Way, Mather, CA 95655
- Phone
- (916) 552-2970
- Enumerated
- Jan 10, 2006
- Record last updated
- Feb 25, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (916) 552-9602
- Medicare enrollment
- Enrolled (PECOS I20230602001758); accepts Medicare assignment
- Medical or professional school
- Meharry Medical College School Of Medicine, 1975
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 10535 Hospital Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Samuel William McAlpine in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C39200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average rheumatology physician in 2024
4,951 Medicare Part D claims for 295 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 130 claims were for opioids.
Most prescribed
- Atorvastatin Calcium319 claims
- Amlodipine Besylate315 claims
- Fluticasone Propionate141 claims
- Albuterol Sulfate Hfa130 claims
- Gabapentin123 claims
- Diclofenac Sodium116 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.
Bills Medicare through one group practice
- Rural Health Medical Program, Inc.Marion, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samuel William McAlpine among 926 rheumatology physician records in California
Samuel William McAlpine, M.D. is one of 926 rheumatology 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, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1975 · median 2003 among the 641 with a school on file
- Record last updated2009 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in Mather → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Reena Heyer, M.D.Mather, CA 956551558556837
- Anhvu Nguyen, M.D.Mather, CA 956551720399207
- Feruza AbraamyanRoseville, CA 956611124769278
- Emilia Banisad, MDRoseville, CA 956611598293276
- Anupama Bhat, MDRoseville, CA 956611679690200
- Patrick Carroll, MDRoseville, CA 956611114005857
- Michael Crone, D.ORoseville, CA 956611679009336
- Neha Dang, MBBSRoseville, CA 956611962667204
Common questions
What is Samuel William McAlpine, M.D.'s NPI number?
Samuel William McAlpine, M.D.'s National Provider Identifier (NPI) is 1881673804, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Samuel William McAlpine, M.D. located?
The NPPES record lists a practice address at 10535 Hospital Way, Mather, CA, 95655. Phone: (916) 552-2970. Providers update this record themselves, so call before visiting.
How can I verify Samuel William McAlpine, M.D.'s license?
NPPES lists California license number C39200, 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 Samuel William McAlpine, M.D. prescribe under Medicare Part D?
In 2024, Samuel William McAlpine, M.D. had 4,951 Medicare Part D claims for 295 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.