Chiamaka Onah, MD
NPI 1922637909 · Internal Medicine Physician · Albuquerque, NM
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chiamaka Onah, MD is a Internal Medicine Physician provider in Albuquerque, NM (NPI 1922637909).
Provider details
- NPI number
- 1922637909
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD2026-0391 (NM)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
661 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 399 | $112 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 122 | $107 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 74 | $162 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 66 | $75 |
Typical Medicare-allowed amounts for these services range $75–$162 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 27 | 23 |
| Amlodipine Besylate | 20 | 19 |
| Cefdinir | 18 | 16 |
| Prednisone | 16 | 15 |
| Carvedilol | 15 | 15 |
| Lisinopril | 14 | 14 |
| Potassium Chloridebrand: Klor-Con M20 | 13 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 2 records (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 (1)
- 725 North StPittsfield, MA 01201-4124Phone: (413) 447-2839
Registry dates
- Enumerated
- 2020-04-02
- Last updated
- 2026-06-07
- Certified
- 2026-06-07
Frequently asked questions
- What is Chiamaka Onah's NPI number?
- Chiamaka Onah's National Provider Identifier (NPI) is 1922637909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chiamaka Onah's specialty?
- Chiamaka Onah is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chiamaka Onah located?
- Chiamaka Onah's practice location on file with NPPES is 2211 Lomas Blvd Ne, Albuquerque, NM 87106-2719.
- What is Chiamaka Onah's phone number?
- The practice phone number listed in the NPPES registry for Chiamaka Onah is (937) 433-8990.
- Does Chiamaka Onah accept Medicare?
- Chiamaka Onah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chiamaka Onah's NPI active?
- Yes — Chiamaka Onah's NPI (1922637909) is active in the NPPES registry as of the last update on 2026-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.