Are you Alan A. Buffenstein, M.D? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAlan A. Buffenstein, M.D practices psychiatry in Honolulu, HI. Alan is also listed as specializing in geriatric psychiatry and pain medicine. According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. The provider's National Provider Identifier (NPI) is 1639278104.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1100 WARD AVE #1070
Honolulu, HI 96814
Within Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Most searched procedures
Assessment
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
91 services · 23 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
80 | As often as other peers in Psychiatry |
| Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99304 |
11 | Less often than most peers in Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Alan A. Buffenstein is a psychiatrist in Honolulu, HI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Alan A. Buffenstein is listed at 1100 Ward Ave #1070, Honolulu, HI 96814. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (808) 548-5400. Contact the office directly to confirm availability and scheduling.
NPI registry
Alan A. Buffenstein's National Provider Identifier is 1639278104. 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
Alan A. Buffenstein attended Other, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
Alan A. Buffenstein has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Alan A. Buffenstein the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Alan A. Buffenstein. If this is you, claiming it is free.
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