Michael Bernaba
- Medicare services, 2024
- 116
- Medicare patients, 2026
- 39
- Part D claims, 2026
- 542
- Publications
- 5
- Hospital affiliations
- 1
- Practice address
- 275 W Macarthur Blvd, Oakland, CA 94611
- Practice phone
- Call (510) 752-6238
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oakland Medical Center Hospital
Oakland, California
Find Michael Bernaba'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.
Michael Bernaba is a nephrologist in Oakland, California
Michael Bernaba practices at Oakland Medical Center Hospital in Oakland, California.
Michael Bernaba's NPI, 1568952356, was assigned on May 16, 2018. Michael Bernaba graduated from UC Irvine School of Medicine in 2018. Michael Bernaba's Arizona license number on file is 63106.
- NPI
- 1568952356NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901157361
- NPI enumeration date
- May 16, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 752-6238
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Bernaba practices at Oakland Medical Center Hospital in Oakland, California
Michael Bernaba's primary practice is Oakland Medical Center Hospital, at 275 W Macarthur Blvd, Oakland, CA 94611 in Alameda County. The practice phone is (510) 752-6238.
- Oakland Medical Center Hospital275 W Macarthur Blvd, Oakland, CA 94611 · Alameda CountyPhone(510) 752-6238
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael Bernaba is affiliated with 4 sites of care and 1 medical group
Michael Bernaba's primary practice is Oakland Medical Center Hospital in Oakland, California. Michael Bernaba is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Michael Bernaba to 1 more dialysis center and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Michael Bernaba's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Bernaba practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oakland Medical Center Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael Bernaba is one of 1,401 nephrologists in California
Nephrology is Michael Bernaba's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Michael Bernaba is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Michael Bernaba's licenses on file in 3 states: Arizona, California and Minnesota.
Specialties and state licenses
- Nephrology, ArizonaPrimary
- California license
- Minnesota license
Nephrologists near Michael Bernaba
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Michael Bernaba billed Medicare for 116 services in 2024
CMS data shows 116 Medicare services from Michael Bernaba across 2 procedure codes in 2024, for 39 Medicare patients. Medicare paid $8,685 for them. Every service was in a facility, such as a hospital, rather than an office.
Michael Bernaba's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 332024: 116252%
Michael Bernaba compared with the California median for nephrologists, 2024
- Michael Bernaba
- California median
- Medicare services
- 116vs 1,08489% below
- Medicare patients
- 39vs 30787% below
- Part D claims
- 395vs 95559% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Michael Bernaba's most billed Medicare procedure codes, 2024
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 Michael Bernaba?
Medicare shows one payer. Book a meeting to get commercial claims data for Michael Bernaba and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Michael Bernaba treated 39 Medicare patients in 2026, average age 63
CMS counts 39 Medicare patients who saw Michael Bernaba in 2026. The largest group is under 65, with 17 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 7.75, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Michael Bernaba's median patient age at 66, with 45% women.
Michael Bernaba's Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Michael Bernaba's Medicare patients by sex, 2026
- Women1333%
- Men2667%
Chronic conditions among Michael Bernaba's Medicare patients, 2026
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes74%
- Heart failure72%
- Ischemic heart disease59%
- Mood disorders49%
- Atrial fibrillation44%
Share of Medicare patients with each condition. A patient can have several.
Michael Bernaba's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women45%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael Bernaba wrote 542 Medicare Part D claims in 2026
In 2026, Michael Bernaba wrote 542 Medicare Part D claims for 136 patients. 88% of them were for generic drugs. CMS names the drug for 395 of them, across 13 drugs with 11 or more claims each, at $45,186 in total drug cost. In 2023, CMS named 58 claims across 3 drugs.
Michael Bernaba's Part D claims by kind of drug, 2026
- Generic476 claims88%
- Brand-name and other66 claims12%
Michael Bernaba'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.
Drug classes CMS tracks in Michael Bernaba's Part D claims, 2026
- Antibiotics3%15 of 542 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 582024: 395581%
Drugs named by CMS: 13 in 2024, 3 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
How Michael Bernaba takes part in Medicare
Michael Bernaba accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Michael Bernaba has 5 publications on record
Dmand AI links 5 papers to Michael Bernaba, published from 2014 to 2024. Michael Bernaba's most frequent co-authors are Mario Bernaba, MD, Musab Sultan Hommos, MBBS and Stephen A. Klotz, MD.
Michael Bernaba's papers by year, 2014 to 2024
Michael Bernaba's most frequent co-authors
- Mario Bernaba, MD1 shared paper
- Musab Sultan Hommos, MBBS1 shared paper
- Stephen A. Klotz, MD1 shared paper
Recent publications by Michael Bernaba
See who Michael Bernaba researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Michael Bernaba works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Michael Bernaba received $384 in industry payments from 2018 to 2025
CMS Open Payments shows 3 general payments to Michael Bernaba from 3 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $174.
General payments to Michael Bernaba by program year, 2018 to 2025
Companies that paid Michael Bernaba the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael Bernaba graduated from UC Irvine School of Medicine
Michael Bernaba graduated from UC Irvine School of Medicine in 2018.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Michael Bernaba accepts plans from 2 insurance carriers
Michael Bernaba is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Michael Bernaba accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Michael Bernaba'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| 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 Michael Bernaba
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael Bernaba's NPI number?
Michael Bernaba's NPI number is 1568952356. It was assigned on May 16, 2018, and it is active in the NPI Registry.
What does Michael Bernaba specialize in?
Michael Bernaba is a nephrologist in Oakland, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Michael Bernaba practice?
Michael Bernaba practices at 275 W Macarthur Blvd, Oakland, CA 94611. Michael Bernaba's primary practice is Oakland Medical Center Hospital in Oakland, California. Dmand AI also links Michael Bernaba to 1 dialysis center and 1 group practice or clinic, and a free account names each one.
What is Michael Bernaba's office phone number?
The practice phone on file for Michael Bernaba is (510) 752-6238. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Michael Bernaba's email address?
Dmand AI checks professional and personal email addresses for Michael Bernaba through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Michael Bernaba's medical license number?
Michael Bernaba's Arizona license number on file is 63106, one of the licenses on file in 3 states.
Which states has Michael Bernaba been licensed in?
Dmand AI has state licenses on file for Michael Bernaba in Arizona (2021 to 2025), California (2022 to 2026) and Minnesota (2022 to 2023).
Which hospitals is Michael Bernaba affiliated with?
Michael Bernaba is affiliated with Oakland Medical Center.
What medical group is Michael Bernaba part of?
Michael Bernaba is linked to The Permanente Medical Group, Inc.
Who does Michael Bernaba practice with?
Dmand AI links 18,480 HCPs to Michael Bernaba's primary medical group, 102 of them nephrologists. A free account lists them, with verified contacts.
Show 12 more questionsShow fewer questions
Does Michael Bernaba accept Medicare?
Yes. CMS data shows Michael Bernaba billed Medicare for 116 services in 2024, and Michael Bernaba accepts Medicare assignment.
How many Medicare patients does Michael Bernaba see?
CMS counts 39 Medicare patients who saw Michael Bernaba in 2026, with an average age of 63.
Is Michael Bernaba board certified?
Yes. Michael Bernaba is board certified in internal medicine by the American Board of Internal Medicine.
What services does Michael Bernaba bill to Medicare?
In 2024, Michael Bernaba's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Michael Bernaba go to medical school?
Michael Bernaba graduated from UC Irvine School of Medicine in 2018.
What drugs does Michael Bernaba prescribe most?
In 2024 Medicare Part D data, Michael Bernaba's most prescribed drugs by claims were Losartan Potassium, Carvedilol and Amlodipine Besylate.
Has Michael Bernaba received payments from drug or device companies?
CMS Open Payments shows $384 in general payments to Michael Bernaba from 3 companies from 2018 to 2025. The largest total came from Medtronic, Inc.
How long has Michael Bernaba been practicing?
Michael Bernaba graduated from medical school in 2018, 8 years ago.
Does Michael Bernaba do research?
Dmand AI links 5 publications to Michael Bernaba, published from 2014 to 2024.
Who does Michael Bernaba publish with?
Michael Bernaba's most frequent co-authors are Mario Bernaba, MD (1 shared paper), Musab Sultan Hommos, MBBS (1 shared paper) and Stephen A. Klotz, MD (1 shared paper).
What EHR does Michael Bernaba's practice use?
Dmand AI tracks the EHR system at Oakland Medical Center Hospital and at 3 more affiliated sites. The vendor and product are available with a free Dmand AI account.
What insurance does Michael Bernaba accept?
Michael Bernaba is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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