Donald Erwin Klug, M.D.
Nephrology Physician · Roseville, CA
Donald Erwin Klug, M.D. is a nephrology physician with a practice address in Roseville, California, and NPI 1811923568, issued on Jun 24, 2006. Check the license (California G26922, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Donald Erwin Klug
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- G26922 CA
Self-reported in NPPES; status is on the state search - Practice location
- 151 N Sunrise Ave, Roseville, CA 95661
- Phone
- (916) 789-2011
- Enumerated
- Jun 24, 2006
- Record last updated
- May 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (916) 789-2014
- Medicaid ID
- 00G269220 CA
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 151 N Sunrise Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Adarsh Bhat, M.D.Nephrology Physician1861443228
- Anupama Bhat, MDRheumatology Physician1679690200
- Beau Bimson, MSPediatric Occupational Therapist1114206927
- Harinder Bisla, MDInternal Medicine Physician1174512685
- Mandie Boone, MS OTROccupational Therapist1609009364
Verify Donald Erwin Klug in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G26922Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average nephrology physician in 2024
332 Medicare Part D claims for 80 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium27 claims
- Amlodipine Besylate25 claims
- Lisinopril25 claims
- Levothyroxine Sodium22 claims
- Clopidogrel14 claims
- Triamterene-Hydrochlorothiazid12 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): 95.6 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).
Donald Erwin Klug among 1,468 nephrology physician records in California
Donald Erwin Klug, M.D. is one of 1,468 nephrology physician records with a practice address in California. 88% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 48% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2013 · 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 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Roseville → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Adarsh Bhat, M.D.Roseville, CA 956611861443228
- Don Chang, M.D.Roseville, CA 956611619101805
- Lana Gafter, M.D.Roseville, CA 956611376529552
- Piper Hughes, M.D.Roseville, CA 956611750647285
- Monika Patel, DORoseville, CA 956611700061017
- Jennifer Pettigrew, MDRoseville, CA 956611922115088
- Parthassarathy Raguram, MD,MRCPI,FASNRoseville, CA 956611629056460
- Gregory Spin, D.O.Roseville, CA 956611114977386
Common questions
What is Donald Erwin Klug, M.D.'s NPI number?
Donald Erwin Klug, M.D.'s National Provider Identifier (NPI) is 1811923568, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald Erwin Klug, M.D. located?
The NPPES record lists a practice address at 151 N Sunrise Ave, Roseville, CA, 95661. Phone: (916) 789-2011. Providers update this record themselves, so call before visiting.
How can I verify Donald Erwin Klug, M.D.'s license?
NPPES lists California license number G26922, 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 Donald Erwin Klug, M.D. prescribe under Medicare Part D?
In 2024, Donald Erwin Klug, M.D. had 332 Medicare Part D claims for 80 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Donald Erwin Klug, M.D.'s MIPS final score?
The 2023 MIPS final score is 95.6 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.