Roderick C. Rapier, MD
Gastroenterology Physician · San Diego, CA
Roderick C. Rapier, MD is a gastroenterology physician with a practice address in San Diego, California, and NPI 1215096847, issued on Dec 8, 2006. Check the license (California G67058, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roderick C. Rapier
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- G67058 CA
86971-20 WI
MD2026-0018 NM
Self-reported in NPPES; status is on the state search - Practice location
- 4647 Zion Ave, San Diego, CA 92120
- Phone
- (619) 528-5000
- Enumerated
- Dec 8, 2006
- Record last updated
- Apr 2, 2026
- Medicaid ID
- 100396388 WI
- Medicare enrollment
- Enrolled (PECOS I20110215000897); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 4647 Zion Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Linda Adams, PAPhysician Assistant1427174689
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Verify Roderick C. Rapier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G67058Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average gastroenterology physician in 2024
1,055 Medicare Part D claims for 571 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Gavilyte-C444 claims
- Omeprazole272 claims
- Mesalamine102 claims
- Pantoprazole Sodium65 claims
- Famotidine31 claims
- Budesonide Dr25 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 3 group practices
- Aurora Medical Group, Inc.Oshkosh, WI
- San Juan Regional Medical Center, Inc.Farmington, NM
- Southern California Permanente Medical GroupSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roderick C. Rapier among 2,140 gastroenterology physician records in California
Roderick C. Rapier, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1988 · median 2002 among the 1,538 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in San Diego → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Daniel Anderson, MDSan Diego, CA 921201932286549
- Christopher Costanza, MDSan Diego, CA 921201760559603
- Steven Feitelberg, MDSan Diego, CA 921201972674885
- Meng Hua, MDSan Diego, CA 921201962502773
- Donald Lipkis, MDSan Diego, CA 921201790772978
- George Longstreth, MDSan Diego, CA 921201285793869
- Sonali Master, MDSan Diego, CA 921201700934783
- Michael Mottet, MDSan Diego, CA 921201184772154
Common questions
What is Roderick C. Rapier, MD's NPI number?
Roderick C. Rapier, MD's National Provider Identifier (NPI) is 1215096847, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roderick C. Rapier, MD located?
The NPPES record lists a practice address at 4647 Zion Ave, San Diego, CA, 92120. Phone: (619) 528-5000. Providers update this record themselves, so call before visiting.
How can I verify Roderick C. Rapier, MD's license?
NPPES lists California license number G67058, 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 Roderick C. Rapier, MD prescribe under Medicare Part D?
In 2024, Roderick C. Rapier, MD had 1,055 Medicare Part D claims for 571 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.