Dr. Aaron Barber, MD
- Medicare services, 2024
- 525
- Medicare patients, 2024
- 323
- Part D claims, 2024
- 123
- MIPS score, 2024
- 100
- Hospital affiliations
- 1
- Practice address
- 350 Hawthorne Avenue, Oakland, CA 94609
- Practice phone
- Call (510) 655-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Barber'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. Aaron Barber is an emergency medicine physician in Oakland, California
Dr. Barber practices at Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
Dr. Barber's NPI, 1306891759, was assigned on May 24, 2006. Dr. Barber graduated from Carver College of Medicine in 1994. Dr. Barber's New Jersey license number on file is MA71912.
- NPI
- 1306891759NPI Registry (opens in a new tab)
- NPI enumeration date
- May 24, 2006
- NPI status
- Active
- Practice phone
- (510) 655-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Aaron Barber practices at Alta Bates Summit Medical Center in Oakland, California
Dr. Barber's primary practice is Alta Bates Summit Medical Center, at 350 Hawthorne Avenue, Oakland, CA 94609 in Alameda County. The practice phone is (510) 655-4000.
- Alta Bates Summit Medical Center350 Hawthorne Avenue, Oakland, CA 94609 · Alameda CountyPhone(510) 655-4000
Source: Dmand AI Affiliation Data
Dr. Aaron Barber is affiliated with 1 site of care and 1 medical group
Dr. Barber's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health. The medical group on file is Berkeley Emergency Medical Group (BEMG).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron Barber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barber practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Aaron Barber is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Barber's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Barber is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Barber's licenses on file in 5 states: New Jersey, California, Pennsylvania, Ohio and New York.
Specialties and state licenses
- Emergency medicine, New JerseyPrimary
- California license
- Pennsylvania license
- Ohio license
- New York license
Emergency medicine physicians near Dr. Barber
Counts of emergency medicine physicians 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
Dr. Aaron Barber billed Medicare for 525 services in 2024
CMS data shows 525 Medicare services from Dr. Barber across 6 procedure codes in 2024, for 323 Medicare patients. Medicare paid $43,673 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Barber's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3462024: 3246%
- Tests and treatments
- 2023: 2222024: 2019%
Dr. Barber compared with the California median for emergency medicine physicians, 2024
- Dr. Barber
- California median
- Medicare services
- 525vs 26598% above
- Medicare patients
- 323vs 24333% above
- Part D claims
- 31vs 6250% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Barber'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 Dr. Barber?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barber and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron Barber treated 323 Medicare patients in 2024, average age 74
CMS counts 323 Medicare patients who saw Dr. Barber in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high blood pressure, and 65% have high cholesterol. 55% are also on Medicaid. Their average risk score is 2.09, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Barber's median patient age at 46, with 54% women.
Dr. Barber's Medicare patients by age, 2024
Dr. Barber's Medicare patients by sex, 2024
- Women18557%
- Men13843%
Chronic conditions among Dr. Barber's Medicare patients, 2024
- High blood pressure75%
- High cholesterol65%
- Arthritis41%
- Mood disorders36%
- Chronic kidney disease34%
- Depression32%
- Diabetes31%
- Heart failure31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barber's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women54%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aaron Barber wrote 123 Medicare Part D claims in 2024
In 2024, Dr. Barber wrote 123 Medicare Part D claims for 97 patients. 93% of them were for generic drugs. CMS names the drug for 31 of them, across 2 drugs with 11 or more claims each, at $145 in total drug cost. In 2023, CMS named 78 claims across 5 drugs.
Dr. Barber's Part D claims by kind of drug, 2024
- Generic114 claims93%
- Brand-name and other9 claims7%
Dr. Barber'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 Dr. Barber's Part D claims, 2024
- Opioids15%18 of 123 claims
- Antibiotics39%48 of 123 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: 782024: 3160%
Drugs named by CMS: 2 in 2024, 5 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
Dr. Aaron Barber scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Barber for performance year 2024, reported as part of a group.
Dr. Barber's MIPS scores, performance year 2024
- 100of 100Final score
- 96.6of 100Quality
- 40of 100Improvement Activities
- 82of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Aaron Barber graduated from Carver College of Medicine
Dr. Barber graduated from Carver College of Medicine in 1994.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron Barber'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Aaron Barber
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. Aaron Barber's NPI number?
Dr. Aaron Barber's NPI number is 1306891759. It was assigned on May 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Barber?
Dr. Aaron Barber is an emergency medicine physician in Oakland, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Aaron Barber practice?
Dr. Barber practices at 350 Hawthorne Avenue, Oakland, CA 94609. Dr. Barber's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
What is Dr. Aaron Barber's office phone number?
The practice phone on file for Dr. Barber is (510) 655-4000.
What is Dr. Aaron Barber's medical license number?
Dr. Barber's New Jersey license number on file is MA71912, one of the licenses on file in 5 states.
Which states has Dr. Aaron Barber been licensed in?
Dmand AI has state licenses on file for Dr. Barber in New Jersey (2001 to 2011), California (2011 to 2026), Pennsylvania (2000 to 2012), Ohio (1998 to 2001) and New York (1996 to 1998).
Which hospitals is Dr. Aaron Barber affiliated with?
Dr. Barber practices at Alta Bates Summit Medical Center in Oakland, California.
What medical group is Dr. Aaron Barber part of?
Dr. Barber is linked to Berkeley Emergency Medical Group (BEMG).
Does Dr. Aaron Barber accept Medicare?
Yes. CMS data shows Dr. Barber billed Medicare for 525 services in 2024.
What is Dr. Aaron Barber's MIPS score?
Dr. Barber's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Aaron Barber see?
CMS counts 323 Medicare patients who saw Dr. Barber in 2024, with an average age of 74.
Is Dr. Aaron Barber board certified?
Yes. Dr. Barber is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Aaron Barber bill to Medicare?
In 2024, Dr. Barber's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Aaron Barber go to medical school?
Dr. Barber graduated from Carver College of Medicine in 1994.
What drugs does Dr. Aaron Barber prescribe most?
In 2024 Medicare Part D data, Dr. Barber's most prescribed drugs by claims were Cephalexin and Hydrocodone-Acetaminophen.
How long has Dr. Aaron Barber been practicing?
Dr. Barber graduated from medical school in 1994, 32 years ago.
Selling to emergency medicine practices?
See emergency medicine physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card