Ellen C. Morrissey, MD
Nephrology Physician · Berkeley, CA
Ellen C. Morrissey, MD is a nephrology physician with a practice address in Berkeley, California, and NPI 1003913781, issued on Sep 17, 2006. Check the license (California G55797, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ellen C. Morrissey
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- G55797 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2905 Telegraph Ave, Berkeley, CA 94705
- Phone
- (510) 841-0411
- Enumerated
- Sep 17, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (510) 845-5030
- Medicaid ID
- 00G557970 CA
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 2905 Telegraph Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Ajuria, M.D.Nephrology Physician1922425057
- Akosua Appea, FNPFamily Nurse Practitioner1669214367
- Donald Block, MDNephrology Physician1205933934
- Alexis Chettiar, NPNurse Practitioner1164667549
- Mario Corona, MDNephrology Physician1679670301
- Simarjit Dhaliwal, MDNephrology Physician1255485900
Verify Ellen C. Morrissey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G55797Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average nephrology physician in 2024
210 Medicare Part D claims for 46 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium31 claims
- Lisinopril26 claims
- Amlodipine Besylate21 claims
- Famotidine12 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.
Ellen C. Morrissey among 1,468 nephrology physician records in California
Ellen C. Morrissey, MD 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 updated2007 · 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 Berkeley → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Donald Block, MDBerkeley, CA 947051205933934
- Mario Corona, MDBerkeley, CA 947051679670301
- Robert Doud, MDBerkeley, CA 947051184721821
- Claudia Iota-HerbeiBerkeley, CA 947051548367113
- Malcolm Karlinsky, MDBerkeley, CA 947051609973353
- Oliver Khakmahd, MDBerkeley, CA 947051164529830
- Terina Miller, MDBerkeley, CA 947051669579348
- John Mouratoff, MDBerkeley, CA 947051538266218
Common questions
What is Ellen C. Morrissey, MD's NPI number?
Ellen C. Morrissey, MD's National Provider Identifier (NPI) is 1003913781, issued on Sep 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ellen C. Morrissey, MD located?
The NPPES record lists a practice address at 2905 Telegraph Ave, Berkeley, CA, 94705. Phone: (510) 841-0411. Providers update this record themselves, so call before visiting.
How can I verify Ellen C. Morrissey, MD's license?
NPPES lists California license number G55797, 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 Ellen C. Morrissey, MD prescribe under Medicare Part D?
In 2024, Ellen C. Morrissey, MD had 210 Medicare Part D claims for 46 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.
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.