Mary Ellen Gray, PA
NPI 1437208816 · Physician Assistant · Burlington, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Ellen Gray, PA is a Physician Assistant provider in Burlington, MA (NPI 1437208816).
Provider details
- NPI number
- 1437208816
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 418 (MA)
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
182 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) |
|---|---|---|
| Programming of Dual Lead Pacemaker System93280 | 36 | $33 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 36 | $118 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 36 | $104 |
| Programming of Single, Dual, Or Multiple Lead Or Leadless Pacemaker System Before Or After Surgery93286 | 33 | $13 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 16 | $71 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System93288 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 180 | 92 |
| Apixabanbrand: Eliquis | 152 | 61 |
| Sotalol Hclbrand: Sotalol | 75 | 29 |
| Flecainide Acetate | 69 | 28 |
| Dofetilide | 56 | 31 |
| Amiodarone Hcl | 53 | 30 |
| Rivaroxabanbrand: Xarelto | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$193 across 7 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
Registry dates
- Enumerated
- 2007-01-09
- Last updated
- 2008-01-18
Frequently asked questions
- What is Mary Ellen Gray's NPI number?
- Mary Ellen Gray's National Provider Identifier (NPI) is 1437208816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Gray's specialty?
- Mary Ellen Gray is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Ellen Gray located?
- Mary Ellen Gray's practice location on file with NPPES is 41 Mall Rd, Burlington, MA 01805-0001.
- What is Mary Ellen Gray's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Gray is (781) 744-8000.
- Does Mary Ellen Gray accept Medicare?
- Mary Ellen Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Ellen Gray's NPI active?
- Yes — Mary Ellen Gray's NPI (1437208816) is active in the NPPES registry as of the last update on 2008-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.