Masaru Chiba, MD
Pulmonary Disease Physician · Rapid City, SD
Masaru Chiba, MD is a pulmonary disease physician with a practice address in Rapid City, South Dakota, and NPI 1053389130, issued on Mar 14, 2006. Check the license (South Dakota 6037, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Masaru Chiba
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 6037 SD
Self-reported in NPPES; status is on the state search - Practice location
- 2805 5TH St, Rapid City, SD 57701
- Phone
- (605) 719-5700
- Enumerated
- Mar 14, 2006
- Record last updated
- Feb 6, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (605) 719-5701
- Medicare enrollment
- Enrolled (PECOS I20070620000333); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 38 in South Dakota → Look up another NPI →
Also registered at 2805 5TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Anziano, PA-CMedical Physician Assistant1780009340
- Karmela Bachman, PA-CPhysician Assistant1174136246
- Trista Borgwardt, CNPNurse Practitioner1932744554
- Keith Bryson, MDUrology Physician1003815804
- Robin Burlage, RDRegistered Dietitian1275102980
- Gary Carlson, MDOtolaryngology Physician1912989864
Verify Masaru Chiba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 6037Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
25 Medicare Part D claims, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D.
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 MIPS final score for 2023 (Medicare payment program): 97.6 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).
Industry payments in 2024: $75.00
1 payment: food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 8,806 providers of this specialty with any payment received $5,159.88 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
- Monument Health Rapid City Hospital IncRapid City, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Masaru Chiba among 38 pulmonary disease physician records in South Dakota
Masaru Chiba, MD is one of 38 pulmonary disease physician records with a practice address in South Dakota. 84% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 50% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1988 · median 2003 among the 28 with a school on file
- Record last updated2013 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in South Dakota
There are 38 pulmonary disease physician records in South Dakota.
All 38 in South Dakota → Every provider in Rapid City → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Javier Bogarin, MDRapid City, SD 577011336201953
- Cliff JanikowskiRapid City, SD 577011003298373
- Thomas Lemire, MDRapid City, SD 577011821025552
- James McCafferty, MDRapid City, SD 577011407895113
- Bryton Perman, MDRapid City, SD 577011952963241
- Daniel Rawson, MDRapid City, SD 577011295770568
- Elmo Rosario, MDRapid City, SD 577011972530442
- Anuj Shivalingaiah, MDRapid City, SD 577011508427279
Common questions
What is Masaru Chiba, MD's NPI number?
Masaru Chiba, MD's National Provider Identifier (NPI) is 1053389130, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Masaru Chiba, MD located?
The NPPES record lists a practice address at 2805 5TH St, Rapid City, SD, 57701. Phone: (605) 719-5700. Providers update this record themselves, so call before visiting.
How can I verify Masaru Chiba, MD's license?
NPPES lists South Dakota license number 6037, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Masaru Chiba, MD prescribe under Medicare Part D?
In 2024, Masaru Chiba, MD had 25 Medicare Part D claims; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Masaru Chiba, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. 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.