Paul Tierney, PA-C
NPI 1588148100 · Physician Assistant · Lowell, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Tierney, PA-C is a Physician Assistant provider in Lowell, MA (NPI 1588148100).
Provider details
- NPI number
- 1588148100
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
168 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 65 | $152 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 53 | $105 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 21 | $105 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 18 | $70 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 11 | $62 |
Typical Medicare-allowed amounts for these services range $62–$152 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 32 | 32 |
| Oxycodone Hcl | 22 | 22 |
| Prednisone | 15 | 15 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 15 |
| Cephalexin | 12 | 12 |
| Diazepam | 12 | 12 |
| Ondansetronbrand: Ondansetron Odt | 12 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-09-19
- Last updated
- 2018-09-19
Frequently asked questions
- What is Paul Tierney's NPI number?
- Paul Tierney's National Provider Identifier (NPI) is 1588148100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Tierney's specialty?
- Paul Tierney is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Paul Tierney located?
- Paul Tierney's practice location on file with NPPES is 295 Varnum Ave, Lowell, MA 01854-2193.
- What is Paul Tierney's phone number?
- The practice phone number listed in the NPPES registry for Paul Tierney is (978) 937-6000.
- Does Paul Tierney accept Medicare?
- Paul Tierney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Tierney's NPI active?
- Yes — Paul Tierney's NPI (1588148100) is active in the NPPES registry as of the last update on 2018-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.