Dr. Chiaki Nakanishi, MD
- Medicare services, 2024
- 72
- Medicare patients, 2024
- 149
- Hospital affiliations
- 3
- Industry payments
- $456
- Medical groups
- 6
- Practice address
- 555 N Arlington Ave, Reno, NV 89503
- Practice phone
- Call (757) 786-3040
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Reno Orthopaedic Surgery Center LLC
Reno, Nevada
Find Dr. Nakanishi'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. Chiaki Nakanishi is an anesthesiologist in Reno, Nevada
Dr. Nakanishi practices at Reno Orthopaedic Surgery Center LLC in Reno, Nevada.
Dr. Nakanishi's NPI, 1659660553, was assigned on March 31, 2011. Dr. Nakanishi graduated from Indiana University School Of Medicine in 2011. Dr. Nakanishi holds Nevada license 16597.
- NPI
- 1659660553NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143467431
- NPI enumeration date
- March 31, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (757) 786-3040
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chiaki Nakanishi practices at Reno Orthopaedic Surgery Center LLC in Reno, Nevada
Dr. Nakanishi's primary practice is Reno Orthopaedic Surgery Center LLC, at 555 N Arlington Ave, Reno, NV 89503 in Washoe County. The practice phone is (757) 786-3040.
- Reno Orthopaedic Surgery Center LLC555 N Arlington Ave, Reno, NV 89503 · Washoe CountyPhone(757) 786-3040
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Chiaki Nakanishi is affiliated with 4 sites of care and 6 medical groups
Dr. Nakanishi's primary practice is Reno Orthopaedic Surgery Center LLC in Reno, Nevada. Dr. Nakanishi is also affiliated with Renown Regional Medical Center. The medical group on file is Anesthesiology NV. Dmand AI also links Dr. Nakanishi to 2 more hospitals and 5 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chiaki Nakanishi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nakanishi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Reno Orthopaedic Surgery Center LLC | Available with a free account |
| +3 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chiaki Nakanishi is one of 455 anesthesiologists in Nevada
Anesthesiology is Dr. Nakanishi's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Nakanishi is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Nakanishi's licenses on file in 4 states: Nevada, Iowa, Indiana and North Dakota.
Specialties and state licenses
- Anesthesiology, NevadaPrimary
- Iowa license
- Indiana license
- North Dakota license
Anesthesiologists near Dr. Nakanishi
Counts of anesthesiologists 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. Chiaki Nakanishi billed Medicare for 72 services in 2024
CMS data shows 72 Medicare services from Dr. Nakanishi across 3 procedure codes in 2024, for 149 Medicare patients. Medicare paid $7,645 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nakanishi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 272024: 4152%
- Surgery
- 2023: 112024: 31182%
Dr. Nakanishi compared with the Nevada median for anesthesiologists, 2024
- Dr. Nakanishi
- Nevada median
- Medicare services
- 72vs 73Close to median
- Medicare patients
- 149vs 13213% above
Medians across 423 anesthesiologists in Nevada with Dmand AI profiles that report each measure.
Dr. Nakanishi'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nakanishi and other anesthesiologists in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chiaki Nakanishi treated 149 Medicare patients in 2024, average age 73
CMS counts 149 Medicare patients who saw Dr. Nakanishi in 2024. The largest group is 65 to 74, with 73 patients. 75% of them have high cholesterol, and 67% have arthritis. 9% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nakanishi's median patient age at 63, with 54% women.
Dr. Nakanishi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nakanishi's Medicare patients by sex, 2024
- Women8658%
- Men6342%
Chronic conditions among Dr. Nakanishi's Medicare patients, 2024
- High cholesterol75%
- Arthritis67%
- High blood pressure66%
- Ischemic heart disease26%
- Mood disorders23%
- Anxiety21%
- Diabetes21%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nakanishi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Chiaki Nakanishi takes part in Medicare
Dr. Nakanishi 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. Chiaki Nakanishi received $456 in industry payments from 2016 to 2025
CMS Open Payments shows 6 general payments to Dr. Nakanishi from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $200.
General payments to Dr. Nakanishi by program year, 2016 to 2025
Companies that paid Dr. Nakanishi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chiaki Nakanishi graduated from Indiana University School Of Medicine
Dr. Nakanishi graduated from Indiana University School Of Medicine in 2011. Dr. Nakanishi is a member of ASA.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Chiaki Nakanishi accepts plans from 12 insurance carriers
Dr. Nakanishi is in network with 12 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of North Dakota
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Aetna
- +4 more carriersWith a free account
Plan types Dr. Nakanishi accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- POS3
- Medicaid2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Chiaki Nakanishi'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Dr. Chiaki Nakanishi
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. Chiaki Nakanishi's NPI number?
Dr. Chiaki Nakanishi's NPI number is 1659660553. It was assigned on March 31, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Chiaki Nakanishi?
Dr. Chiaki Nakanishi is an anesthesiologist in Reno, Nevada. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Chiaki Nakanishi practice?
Dr. Nakanishi practices at 555 N Arlington Ave, Reno, NV 89503. Dr. Nakanishi's primary practice is Reno Orthopaedic Surgery Center LLC in Reno, Nevada. Dmand AI also links Dr. Nakanishi to 2 hospitals and 5 medical groups.
What is Dr. Chiaki Nakanishi's office phone number?
The practice phone on file for Dr. Nakanishi is (757) 786-3040.
What is Dr. Chiaki Nakanishi's medical license number?
Dr. Nakanishi holds Nevada license 16597, one of the licenses on file in 4 states.
Which states has Dr. Chiaki Nakanishi been licensed in?
Dmand AI has state licenses on file for Dr. Nakanishi in Nevada (2016 to 2027), Iowa (2025), Indiana (2014 to 2025) and North Dakota (2024 to 2025).
Which hospitals is Dr. Chiaki Nakanishi affiliated with?
Dr. Nakanishi is affiliated with Renown Regional Medical Center. Dmand AI links Dr. Nakanishi to 2 more hospitals.
What medical group is Dr. Chiaki Nakanishi part of?
Dr. Nakanishi is linked to Anesthesiology NV. Dmand AI links Dr. Nakanishi to 5 more medical groups.
Does Dr. Chiaki Nakanishi accept Medicare?
Yes. CMS data shows Dr. Nakanishi billed Medicare for 72 services in 2024, and Dr. Nakanishi accepts Medicare assignment.
How many Medicare patients does Dr. Chiaki Nakanishi see?
CMS counts 149 Medicare patients who saw Dr. Nakanishi in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
Is Dr. Chiaki Nakanishi board certified?
Yes. Dr. Nakanishi is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Chiaki Nakanishi bill to Medicare?
In 2024, Dr. Nakanishi's most billed Medicare services were surgery: brain, spine and nerves (64447), anesthesia (01402) and anesthesia (01810).
Where did Dr. Chiaki Nakanishi go to medical school?
Dr. Nakanishi graduated from Indiana University School Of Medicine in 2011.
Has Dr. Chiaki Nakanishi received payments from drug or device companies?
CMS Open Payments shows $456 in general payments to Dr. Nakanishi from 4 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Chiaki Nakanishi been practicing?
Dr. Nakanishi graduated from medical school in 2011, 15 years ago.
What insurance does Dr. Chiaki Nakanishi accept?
Dr. Nakanishi is in network with 12 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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