Physician Profile
Masaru Nishiaoki, MD
Unclaimed ProfileAbout Dr. Nishiaoki
Masaru Nishiaoki, MD is a healthcare provider in Virginia Beach, VA specializing in addiction medicine. Masaru is also listed as specializing in family medicine. Medicare claims data shows Masaru provided 449 services to 104 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1871026831.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (757) 460-4655
- Email not available
Practice Locations
4509 WHITECHAPEL DRIVE
Virginia Beach, VA 23455
825 Fairfax Ave Eastern Virginia Medical School Ghent Family Medicine
Norfolk, VA 23507
501 N 2nd St # 100
Richmond, VA 23219
Procedures Most Often Billed to Medicare
449 services · 104 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
26 | As often as other peers in Addiction Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
236 | More often than most peers in Addiction Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
128 | More often than most peers in Addiction Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
42 | Less often than most peers in Addiction Medicine |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
17 | Less often than most peers in Addiction Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other addiction medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Nishiaoki specialize in?
Dr. Nishiaoki is an addiction medicine in Virginia Beach, VA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Nishiaoki located?
Dr. Nishiaoki is listed at 4509 Whitechapel Drive, Virginia Beach, VA 23455. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Nishiaoki's phone number?
The number on file is (757) 460-4655. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Nishiaoki?
Dr. Nishiaoki's National Provider Identifier is 1871026831. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Nishiaoki go to medical school?
Dr. Nishiaoki attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Nishiaoki have?
Dr. Nishiaoki has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Nishiaoki do most often?
According to Medicare billing data, Dr. Nishiaoki provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Nishiaoki's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nishiaoki. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.