Ernest Abunaw, M.D.
NPI 1811558844 · Psychiatry Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernest Abunaw, M.D. is a Psychiatry Physician provider in Oklahoma City, OK (NPI 1811558844).
Provider details
- NPI number
- 1811558844
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD.48099 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
543 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 174 | $92 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 171 | $74 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 120 | $61 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 34 | $164 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 30 | $112 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluoxetine Hcl | 180 | 42 |
| Quetiapine Fumarate | 156 | 30 |
| Duloxetine Hcl | 137 | 36 |
| Aripiprazole | 122 | 27 |
| Risperidone | 105 | 25 |
| Lamotrigine | 103 | 19 |
| Mirtazapine | 98 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$138 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 3503 Memorial Pkwy Nw Ste DHuntsville, AL 35810-2445Phone: (405) 445-9266
- 920 Stanton L Young Blvd Ste 3050Oklahoma City, OK 73104-5036Phone: (405) 271-5251Fax: (405) 591-3148
Registry dates
- Enumerated
- 2019-06-20
- Last updated
- 2024-11-20
- Certified
- 2024-11-20
Frequently asked questions
- What is Ernest Abunaw's NPI number?
- Ernest Abunaw's National Provider Identifier (NPI) is 1811558844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernest Abunaw's specialty?
- Ernest Abunaw is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ernest Abunaw located?
- Ernest Abunaw's practice location on file with NPPES is 1000 N Lee Ave, Oklahoma City, OK 73102-1036.
- What is Ernest Abunaw's phone number?
- The practice phone number listed in the NPPES registry for Ernest Abunaw is (405) 272-4902.
- Does Ernest Abunaw accept Medicare?
- Ernest Abunaw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernest Abunaw's NPI active?
- Yes — Ernest Abunaw's NPI (1811558844) is active in the NPPES registry as of the last update on 2024-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.