J Hypertens
CatecholaminesGlomerular Filtration RateKidney
Dr. Ellen C. Morrissey, MD
NPI1003913781
- Medicare services, 2023
- 139
- Part D claims, 2024
- 210
- Publications
- 4
- Industry payments
- $607
- Affiliated sites
- 1
- Practice address
- 2905 Telegraph Ave, Berkeley, CA 94705
- Practice phone
- Call (510) 841-4525
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
East Bay Nephrology Medical Group, Inc.
Berkeley, California
Find Dr. Morrissey's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ellen C. Morrissey is a nephrologist in Berkeley, California
Dr. Morrissey practices at East Bay Nephrology Medical Group, Inc. in Berkeley, California.
Dr. Morrissey's NPI, 1003913781, was assigned on September 17, 2006. Dr. Morrissey graduated from Creighton University School of Medicine - Omaha in 1981. Dr. Morrissey's California license number on file is G55797.
NPI and contact details
- NPI
- 1003913781NPI Registry (opens in a new tab)
- NPI enumeration date
- September 17, 2006
- NPI status
- Active
- Practice phone
- (510) 841-4525
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Ellen C. Morrissey practices at East Bay Nephrology Medical Group, Inc. in Berkeley, California
Dr. Morrissey's primary practice is East Bay Nephrology Medical Group, Inc., at 2905 Telegraph Ave, Berkeley, CA 94705 in Alameda County. The practice phone is (510) 841-4525.
- East Bay Nephrology Medical Group, Inc.2905 Telegraph Ave, Berkeley, CA 94705 · Alameda CountyPhone(510) 841-4525
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ellen C. Morrissey is affiliated with 2 sites of care and 2 medical groups
Dr. Morrissey's primary practice is East Bay Nephrology Medical Group, Inc. in Berkeley, California. The medical group on file is East Bay Nephrology Medical Group. Dmand AI also links Dr. Morrissey to 1 more group practice or clinic and 1 medical group, each named with a free account.
East Bay Nephrology Medical Group, Inc.Primary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ellen C. Morrissey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Morrissey practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| East Bay Nephrology Medical Group, Inc. | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ellen C. Morrissey is one of 1,401 nephrologists in California
Nephrology is Dr. Morrissey's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Morrissey is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Morrissey's licenses on file in 3 states: California, Iowa and Minnesota.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Iowa license
- Minnesota license
Clinical focus
Dmand AI lists chronic kidney disease among the conditions Dr. Morrissey treats.
Nephrologists near Dr. Morrissey
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
1,401nephrologists in California
9nephrologists in Berkeley
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ellen C. Morrissey billed Medicare for 139 services in 2023
CMS data shows 139 Medicare services from Dr. Morrissey across 2 procedure codes in 2023. Medicare paid $8,217 for them. Every service was in an office.
Medicare services, 2023139
Paid by Medicare$8,217
Procedure codes2
Dr. Morrissey's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 5862023: 13976%
- Tests and treatments
- 2022: 4772023: 0100%
Dr. Morrissey compared with the California median for nephrologists, 2023
- Dr. Morrissey
- California median
- Medicare services
- 139vs 1,08487% below
- Part D claims
- 90vs 95591% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Morrissey's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Morrissey?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Morrissey and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ellen C. Morrissey's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Morrissey's median patient age at 71, with 50% women.
Dr. Morrissey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women50%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Ellen C. Morrissey wrote 210 Medicare Part D claims in 2024
In 2024, Dr. Morrissey wrote 210 Medicare Part D claims for 46 patients. 95% of them were for generic drugs. CMS names the drug for 90 of them, across 4 drugs with 11 or more claims each, at $814 in total drug cost. In 2023, CMS named 414 claims across 15 drugs.
Part D claims, 2024210
Drugs named by CMS4
Total drug cost$814
Part D patients46
Dr. Morrissey's Part D claims by kind of drug, 2024
- Generic200 claims95%
- Brand-name and other10 claims5%
Dr. Morrissey's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4142024: 9078%
Drugs named by CMS: 4 in 2024, 15 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Ellen C. Morrissey has 4 publications on record
Dmand AI links 4 papers to Dr. Morrissey. The most frequent topics are Norepinephrine and Catecholamines. Dr. Morrissey has published most often in Am J Kidney Dis. Dr. Morrissey's most frequent co-authors are Michael G. Ziegler, MD and Lawrence F. Marshall, MD.
Papers4
Topics Dr. Morrissey writes about most
- Norepinephrine
- Catecholamines
Dr. Morrissey's most frequent co-authors
Recent publications by Dr. Morrissey
Brain InjuriesBurnsCatecholamines
Am J Kidney Dis
Atrial Natriuretic FactorHypotension, OrthostaticKidney Failure, Chronic
DehydrationGastroenteritisPlasminogen Activators
See who Dr. Morrissey researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Morrissey works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ellen C. Morrissey received $607 in industry payments from 2016 to 2023
CMS Open Payments shows 26 general payments to Dr. Morrissey from 11 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 81% of the total. Amgen Inc. paid the most, $106.
General payments to Dr. Morrissey by program year, 2016 to 2023
General payments to Dr. Morrissey by kind, 2016 to 2023
$607in total
- Food and beverage$49481%
- Education$11419%
Companies that paid Dr. Morrissey the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ellen C. Morrissey has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Morrissey, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Morrissey
- 2014
- Regional Top Doctor
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Ellen C. Morrissey graduated from Creighton University School of Medicine - Omaha
Dr. Morrissey graduated from Creighton University School of Medicine - Omaha in 1981.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Ellen C. Morrissey accepts plans from 6 insurance carriers
Dr. Morrissey is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Elevance and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- Regence Health Plans
Plan types Dr. Morrissey accepts, by number of carriers
- PPO6
- Medicare5
- HMO2
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ellen C. Morrissey's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ellen C. Morrissey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ellen C. Morrissey's NPI number?
Dr. Ellen C. Morrissey's NPI number is 1003913781. It was assigned on September 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ellen C. Morrissey?
Dr. Ellen C. Morrissey is a nephrologist in Berkeley, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Ellen C. Morrissey practice?
Dr. Morrissey practices at 2905 Telegraph Ave, Berkeley, CA 94705. Dr. Morrissey's primary practice is East Bay Nephrology Medical Group, Inc. in Berkeley, California. Dmand AI also links Dr. Morrissey to 1 group practice or clinic and 1 medical group.
What is Dr. Ellen C. Morrissey's office phone number?
The practice phone on file for Dr. Morrissey is (510) 841-4525.
What is Dr. Ellen C. Morrissey's medical license number?
Dr. Morrissey's California license number on file is G55797, one of the licenses on file in 3 states.
Which states has Dr. Ellen C. Morrissey been licensed in?
Dmand AI has state licenses on file for Dr. Morrissey in California (1985 to 2025), Iowa (1983 to 1985) and Minnesota (1982 to 1985).
What medical group is Dr. Ellen C. Morrissey part of?
Dr. Morrissey is linked to East Bay Nephrology Medical Group. Dmand AI links Dr. Morrissey to 1 more medical group.
Does Dr. Ellen C. Morrissey accept Medicare?
Yes. CMS data shows Dr. Morrissey billed Medicare for 139 services in 2023.
Is Dr. Ellen C. Morrissey board certified?
Yes. Dr. Morrissey is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Ellen C. Morrissey bill to Medicare?
In 2023, Dr. Morrissey's most billed Medicare services were office visit, established patient (99214) and care management and other visits (99443).
Show 7 more questionsShow fewer questions
Where did Dr. Ellen C. Morrissey go to medical school?
Dr. Morrissey graduated from Creighton University School of Medicine - Omaha in 1981.
What drugs does Dr. Ellen C. Morrissey prescribe most?
In 2024 Medicare Part D data, Dr. Morrissey's most prescribed drugs by claims were Losartan Potassium, Lisinopril and Amlodipine Besylate.
Has Dr. Ellen C. Morrissey received payments from drug or device companies?
CMS Open Payments shows $607 in general payments to Dr. Morrissey from 11 companies from 2016 to 2023. The largest total came from Amgen Inc.
How long has Dr. Ellen C. Morrissey been practicing?
Dr. Morrissey graduated from medical school in 1981, 45 years ago.
Does Dr. Ellen C. Morrissey do research?
Dmand AI links 4 publications to Dr. Morrissey.
Who does Dr. Ellen C. Morrissey publish with?
Dr. Morrissey's most frequent co-authors are Michael G. Ziegler, MD (3 shared papers) and Lawrence F. Marshall, MD (1 shared paper).
What insurance does Dr. Ellen C. Morrissey accept?
Dr. Morrissey is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Elevance and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
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