Robert Caing Nerves, MD, FACP, FPCP
Nephrology Physician · Sinajana, GU
Robert Caing Nerves, MD, FACP, FPCP is a nephrology physician with a practice address in Sinajana, Guam, and NPI 1881834109, issued on Feb 26, 2009. Check the license (Guam M1612, as entered in NPPES) with the Guam board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert Caing Nerves
- Credential
- MD, FACP, FPCP
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- M1612 GU
Self-reported in NPPES; status is on the state search - Practice location
- 736 Route 4, Sinajana, GU 96910
- Phone
- (671) 649-7232
- Enumerated
- Feb 26, 2009
- Record last updated
- Jul 28, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (671) 649-7233
- Medicare enrollment
- Enrolled (PECOS I20090803000677); accepts Medicare assignment
- Entity
- Type 1 · individual
1 nearest nephrology physician record → All 2 in Guam → Look up another NPI →
Also registered at 736 Route 4
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saied Safabakhsh, M.D.Nephrology Physician1437251808
- Mary Grace Santos, M.D.Geriatric Medicine (Internal Medicine) Physician1669647772
- Tiffany Troxel, PACMedical Physician Assistant1124082227
Verify Robert Caing Nerves in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Guam board licenses this profession
Search for license M1612Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average nephrology physician in 2024
119 Medicare Part D claims, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate18 claims
- Metoprolol Succinate18 claims
- Allopurinol15 claims
- Tacrolimus11 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 practice group's MIPS final score for 2023 (Medicare payment program): 79.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $15.70
1 payment: food and beverage; the largest payer was Amgen Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Pacific Med And NephrologySinajana, GU
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
2 nephrology physician records list a practice address in Sinajana
They are 2 of the 11 NPPES records with a practice address in Sinajana, and 2 nephrology physician records in Guam.
All 2 in Guam → Every provider in Sinajana → Nephrology Physician nationwide →
The 1 nephrology physician record with the nearest ZIP codes
- Saied Safabakhsh, M.D.Sinajana, GU 969101437251808
Common questions
What is Robert Caing Nerves, MD, FACP, FPCP's NPI number?
Robert Caing Nerves, MD, FACP, FPCP's National Provider Identifier (NPI) is 1881834109, issued on Feb 26, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Robert Caing Nerves, MD, FACP, FPCP located?
The NPPES record lists a practice address at 736 Route 4, Sinajana, GU, 96910. Phone: (671) 649-7232. Providers update this record themselves, so call before visiting.
How can I verify Robert Caing Nerves, MD, FACP, FPCP's license?
NPPES lists Guam license number M1612, as entered by the provider. Search the Guam board that licenses this profession; the NPPES record confirms identity only.
How much does Robert Caing Nerves, MD, FACP, FPCP prescribe under Medicare Part D?
In 2024, Robert Caing Nerves, MD, FACP, FPCP had 119 Medicare Part D claims; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Robert Caing Nerves, MD, FACP, FPCP's MIPS final score?
The 2023 MIPS final score is 79.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.