Diane Mckiernan, PA-C
NPI 1295383826 · Physician Assistant · Boston, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Mckiernan, PA-C is a Physician Assistant provider in Boston, MA (NPI 1295383826).
Provider details
- NPI number
- 1295383826
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 1514 (NH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
115 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 | 74 | $85 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 29 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 12 | $59 |
Typical Medicare-allowed amounts for these services range $59–$129 (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 |
|---|---|---|
| Tacrolimus | 84 | 29 |
| Ursodiol | 25 | — |
| Mycophenolate Mofetil | 24 | — |
| Spironolactone | 23 | — |
| Prednisone | 20 | — |
| Furosemide | 18 | — |
| Rifaximinbrand: Xifaxan | 17 | — |
| Lactulose | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$541 across 8 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 (2)
- 41 Mall RdBurlington, MA 01805-3925Phone: (781) 744-8000
- 8 Prospect StNashua, NH 03060-3925Phone: (603) 577-3322Fax: (603) 577-3376
Registry dates
- Enumerated
- 2019-08-27
- Last updated
- 2024-11-21
- Certified
- 2024-11-21
Frequently asked questions
- What is Diane Mckiernan's NPI number?
- Diane Mckiernan's National Provider Identifier (NPI) is 1295383826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Mckiernan's specialty?
- Diane Mckiernan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Mckiernan located?
- Diane Mckiernan's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Diane Mckiernan's phone number?
- The practice phone number listed in the NPPES registry for Diane Mckiernan is (617) 724-8610.
- Does Diane Mckiernan accept Medicare?
- Diane Mckiernan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Mckiernan's NPI active?
- Yes — Diane Mckiernan's NPI (1295383826) is active in the NPPES registry as of the last update on 2024-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.