NPPES file of Aug 9, 2026

Richard I. Yamamoto, M.D.

Internal Medicine Physician · Carson City, NV

Richard I. Yamamoto, M.D. is an internal medicine physician with a practice address in Carson City, Nevada, and NPI 1215083753, issued on Jan 26, 2007. Check the license (Nevada 5778, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215083753
Name
Richard I. Yamamoto
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5778 NV
Self-reported in NPPES; status is on the state search
Practice location
2874 N Carson St, Carson City, NV 89706
Phone
(775) 445-7170
Enumerated
Jan 26, 2007
Record last updated
Sep 18, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(775) 883-0959
Medicaid ID
002013028 NV
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest internal medicine physician records → All 1,229 in Nevada → Look up another NPI →

Also registered at 2874 N Carson St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Phil Aldrich, M.D.Internal Medicine Physician1275645426
  2. Sandra Althaus, M.D.Diagnostic Radiology Physician1326048018
  3. Joseph BarnesFamily Nurse Practitioner1649743154
  4. Star Carpenter, PTPhysical Therapist1366494981
  5. Jerry Cinani, LADCAddiction (Substance Use Disorder) Counselor1033274808
  6. Janet Corbit-Drakulich, ODOptometrist1598759409

Verify Richard I. Yamamoto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license 5778    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Nevada license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.0 times the Medicare Part D claims of the average internal medicine physician in 2024

6,495 Medicare Part D claims for 571 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 74 claims were for opioids.

  1. Richard Yamamoto6,495
  2. Specialty average3,176

Most prescribed

  1. Rosuvastatin Calcium368 claims
  2. Atorvastatin Calcium365 claims
  3. Levothyroxine Sodium344 claims
  4. Amlodipine Besylate338 claims
  5. Losartan Potassium245 claims
  6. Lisinopril213 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.

Industry payments in 2024: $79.04

4 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Yamamoto$79.04
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Richard I. Yamamoto among 1,229 internal medicine physician records in Nevada

Richard I. Yamamoto, M.D. is one of 1,229 internal medicine physician records with a practice address in Nevada. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 50% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2014 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 internal medicine physician records list a practice address in Carson City

They are 18 of the 1,556 NPPES records with a practice address in Carson City, and 1,229 internal medicine physician records in Nevada.

All 1,229 in Nevada → Every provider in Carson City → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Phil Aldrich, M.D.Carson City, NV 897061275645426
  2. Jeffrey Basa, M.D.Carson City, NV 897061992851323
  3. Christopher Forman, M.D.Carson City, NV 897061235285644
  4. Michael Goralka, M.D.Carson City, NV 897061912053349
  5. Emily Shipley, MDCarson City, NV 897061790363323
  6. Alexander Azzam, MDCarson City, NV 897031306309935
  7. Peter Barnett, MDCarson City, NV 897031437165149
  8. B Bottenberg, D.O.Carson City, NV 897031942210349

Common questions

What is Richard I. Yamamoto, M.D.'s NPI number?

Richard I. Yamamoto, M.D.'s National Provider Identifier (NPI) is 1215083753, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Richard I. Yamamoto, M.D. located?

The NPPES record lists a practice address at 2874 N Carson St, Carson City, NV, 89706. Phone: (775) 445-7170. Providers update this record themselves, so call before visiting.

How can I verify Richard I. Yamamoto, M.D.'s license?

NPPES lists Nevada license number 5778, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Richard I. Yamamoto, M.D. prescribe under Medicare Part D?

In 2024, Richard I. Yamamoto, M.D. had 6,495 Medicare Part D claims for 571 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.