Donald Geil, D.O
NPI 1568500213 · Psychiatry Physician · Honolulu, HI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Geil, D.O is a Psychiatry Physician provider in Honolulu, HI (NPI 1568500213).
Provider details
- NPI number
- 1568500213
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Male
- Sole proprietor
- No
- License
- DOS-798 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
127 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 34 | $127 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 31 | $90 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $56 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $91 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 17 | $76 |
Typical Medicare-allowed amounts for these services range $56–$127 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 63 | 20 |
| Quetiapine Fumarate | 57 | 11 |
| Bupropion Hclbrand: Bupropion Xl | 57 | 19 |
| Trazodone Hcl | 52 | 16 |
| Aripiprazole | 50 | 15 |
| Fluoxetine Hcl | 49 | 15 |
| Duloxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 2015-04-21
Frequently asked questions
- What is Donald Geil's NPI number?
- Donald Geil's National Provider Identifier (NPI) is 1568500213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Geil's specialty?
- Donald Geil is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Geil located?
- Donald Geil's practice location on file with NPPES is 1100 Ward Ave, Honolulu, HI 96814-1600.
- What is Donald Geil's phone number?
- The practice phone number listed in the NPPES registry for Donald Geil is (808) 522-4521.
- Does Donald Geil accept Medicare?
- Donald Geil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Geil's NPI active?
- Yes — Donald Geil's NPI (1568500213) is active in the NPPES registry as of the last update on 2015-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.