Dr. Eric Makoto Otani, MD
- Medicare services, 2024
- 790
- Medicare patients, 2024
- 477
- Part D claims, 2024
- 304
- Hospital affiliations
- 2
- Medical groups
- 2
- Practice address
- 3901 Lone Tree Way, Antioch, CA 94509
- Practice phone
- Call (925) 779-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Otani's professional email, personal email and mobile number
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Dr. Eric Makoto Otani is an emergency medicine physician in Antioch, California
Dr. Otani practices at Sutter Delta Medical Center in Antioch, California, part of Sutter Health.
Dr. Otani's NPI, 1417977901, was assigned on July 20, 2006. Dr. Otani graduated from UCSF School of Medicine in 1991. Dr. Otani holds California license G75841.
- NPI
- 1417977901NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355410648
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 779-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Makoto Otani practices at Sutter Delta Medical Center in Antioch, California
Dr. Otani's primary practice is Sutter Delta Medical Center, at 3901 Lone Tree Way, Antioch, CA 94509 in Contra Costa County. The practice phone is (925) 779-7200.
- Sutter Delta Medical Center3901 Lone Tree Way, Antioch, CA 94509 · Contra Costa CountyPhone(925) 779-7200
Source: Dmand AI Affiliation Data
Dr. Eric Makoto Otani is affiliated with 2 sites of care and 2 medical groups
Dr. Otani's primary practice is Sutter Delta Medical Center in Antioch, California, part of Sutter Health. Dr. Otani is also affiliated with Alameda Hospital. The medical group on file is Vituity. Dmand AI also links Dr. Otani to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric Makoto Otani's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Otani practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Delta Medical Center | 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. Eric Makoto Otani is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Otani's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Otani is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Otani is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Otani
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. Eric Makoto Otani billed Medicare for 790 services in 2024
CMS data shows 790 Medicare services from Dr. Otani across 4 procedure codes in 2024, for 477 Medicare patients. Medicare paid $72,049 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Otani's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4142024: 49620%
- Tests and treatments
- 2023: 2422024: 29421%
Dr. Otani compared with the California median for emergency medicine physicians, 2024
- Dr. Otani
- California median
- Medicare services
- 790vs 2653.0 times
- Medicare patients
- 477vs 24396% above
- Part D claims
- 168vs 622.7 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Otani'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Makoto Otani treated 477 Medicare patients in 2024, average age 72
CMS counts 477 Medicare patients who saw Dr. Otani in 2024. The largest group is 65 to 74, with 181 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 64% are also on Medicaid. Their average risk score is 2.35, 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. Otani's median patient age at 41, with 54% women.
Dr. Otani's Medicare patients by age, 2024
Dr. Otani's Medicare patients by sex, 2024
- Women26856%
- Men20944%
Chronic conditions among Dr. Otani's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Diabetes48%
- Arthritis45%
- Mood disorders42%
- Anxiety39%
- Chronic kidney disease39%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Otani's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric Makoto Otani wrote 304 Medicare Part D claims in 2024
In 2024, Dr. Otani wrote 304 Medicare Part D claims for 206 patients. 93% of them were for generic drugs. CMS names the drug for 168 of them, across 6 drugs with 11 or more claims each, at $844 in total drug cost. In 2023, CMS named 113 claims across 5 drugs.
Dr. Otani's Part D claims by kind of drug, 2024
- Generic284 claims93%
- Brand-name20 claims7%
Dr. Otani'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. Otani's Part D claims, 2024
- Opioids21%65 of 304 claims
- Antibiotics31%93 of 304 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: 1132024: 16849%
Drugs named by CMS: 6 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
How Dr. Eric Makoto Otani takes part in Medicare
Dr. Otani 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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Dr. Eric Makoto Otani graduated from UCSF School of Medicine
Dr. Otani graduated from UCSF School of Medicine in 1991.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Eric Makoto Otani accepts plans from 1 insurance carrier
Dr. Otani is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Eric Makoto Otani'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 | Doctors and Clinicians National Downloadable File (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 Dr. Eric Makoto Otani
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. Eric Makoto Otani's NPI number?
Dr. Eric Makoto Otani's NPI number is 1417977901. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Makoto Otani?
Dr. Eric Makoto Otani is an emergency medicine physician in Antioch, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Eric Makoto Otani practice?
Dr. Otani practices at 3901 Lone Tree Way, Antioch, CA 94509. Dr. Otani's primary practice is Sutter Delta Medical Center in Antioch, California, part of Sutter Health. Dmand AI also links Dr. Otani to 1 medical group.
What is Dr. Eric Makoto Otani's office phone number?
The practice phone on file for Dr. Otani is (925) 779-7200.
What is Dr. Eric Makoto Otani's medical license number?
Dr. Otani holds California license G75841.
Which hospitals is Dr. Eric Makoto Otani affiliated with?
Dr. Otani practices at Sutter Delta Medical Center in Antioch, California. Dr. Otani is also affiliated with Alameda Hospital.
What medical group is Dr. Eric Makoto Otani part of?
Dr. Otani is linked to Vituity. Dmand AI links Dr. Otani to 1 more medical group.
Does Dr. Eric Makoto Otani accept Medicare?
Yes. CMS data shows Dr. Otani billed Medicare for 790 services in 2024, and Dr. Otani accepts Medicare assignment.
How many Medicare patients does Dr. Eric Makoto Otani see?
CMS counts 477 Medicare patients who saw Dr. Otani in 2024, with an average age of 72.
Is Dr. Eric Makoto Otani board certified?
Yes. Dr. Otani is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Eric Makoto Otani bill to Medicare?
In 2024, Dr. Otani's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Eric Makoto Otani go to medical school?
Dr. Otani graduated from UCSF School of Medicine in 1991.
What drugs does Dr. Eric Makoto Otani prescribe most?
In 2024 Medicare Part D data, Dr. Otani's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Prednisone.
How long has Dr. Eric Makoto Otani been practicing?
Dr. Otani graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Eric Makoto Otani accept?
Dr. Otani is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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