Michael Blumenkrantz, M.D.
Nephrology Physician · Los Angeles, CA
Michael Blumenkrantz, M.D. is a nephrology physician with a practice address in Los Angeles, California, and NPI 1619984234, issued on Aug 3, 2006. Check the license (California G17734, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Blumenkrantz
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- G17734 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2080 Century Park E, Los Angeles, CA 90067
- Phone
- (310) 289-9824
- Enumerated
- Aug 3, 2006
- Entity
- Type 1 · individual
Also registered at 2080 Century Park E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Blumenkrantz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G17734Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1% more Medicare Part D claims than the average nephrology physician in 2024
1,526 Medicare Part D claims for 71 beneficiaries, against an average of 1,511 among the 8,473 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Rosuvastatin Calcium178 claims
- Ozempic66 claims
- Levothyroxine Sodium61 claims
- Allopurinol51 claims
- Ezetimibe44 claims
- Lisinopril38 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: $209.98
8 payments, mostly food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 6,365 providers of this specialty with any payment received $3,068.36 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.
Nephrology Physician providers in California
There are 1,165 nephrology physician records in California.
Other nephrology physician records in California
- Antoine Abcar, MDLos Angeles, CA1245301159
- Basmah Abdalla, M.D.Los Angeles, CA1629394002
- Omaran Abdeen, M.D.Mission Hills, CA1700878410
- Anas Abou-Ismail, MDPalm Springs, CA1598078784
- Sreedhar Adapa, M.D.Visalia, CA1881997872
- Gbemisola Adenuga, M.D.Los Angeles, CA1952464661
- Adegbenga Adetola, MDLynwood, CA1881776219
- Judy Adler, M.D.San Diego, CA1326043894
- Sharon Adler, M.D.Torrance, CA1467431122
- Maryam Afkarian, M.D., PH.D.Sacramento, CA1255387338
Common questions
What is Michael Blumenkrantz, M.D.'s NPI number?
Michael Blumenkrantz, M.D.'s National Provider Identifier (NPI) is 1619984234, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Blumenkrantz, M.D. located?
The NPPES record lists a practice address at 2080 Century Park E, Los Angeles, CA, 90067. Phone: (310) 289-9824. Providers update this record themselves, so call before visiting.
How can I verify Michael Blumenkrantz, M.D.'s license?
NPPES lists California license number G17734, 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 Michael Blumenkrantz, M.D. prescribe under Medicare Part D?
In 2024, Michael Blumenkrantz, M.D. had 1,526 Medicare Part D claims for 71 beneficiaries; the average among nephrology physician prescribers was 1,511. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.