Deanna O'Brien
NPI 1720741754 · Physician Assistant · Detroit, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deanna O'Brien is a Physician Assistant provider in Detroit, MI (NPI 1720741754).
Provider details
- NPI number
- 1720741754
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 5601011395 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 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
98 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 98 | $56 |
Typical Medicare-allowed amounts for these services range $56–$56 (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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 115 | 51 |
| Atorvastatin Calcium | 108 | 48 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 99 | 39 |
| Prednisone | 91 | 86 |
| Fluticasone Propionate | 89 | 46 |
| Metformin Hcl | 78 | 33 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-10-17
- Last updated
- 2025-12-08
- Certified
- 2025-12-08
Frequently asked questions
- What is Deanna O'Brien's NPI number?
- Deanna O'Brien's National Provider Identifier (NPI) is 1720741754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deanna O'Brien's specialty?
- Deanna O'Brien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Deanna O'Brien located?
- Deanna O'Brien's practice location on file with NPPES is 4001 W Mcnichols Rd, Detroit, MI 48221-3038.
- What is Deanna O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Deanna O'Brien is (313) 993-1245.
- Does Deanna O'Brien accept Medicare?
- Deanna O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deanna O'Brien's NPI active?
- Yes — Deanna O'Brien's NPI (1720741754) is active in the NPPES registry as of the last update on 2025-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.