Mirian Barrientos, NP, MSN, MPH
NPI 1063964245 · Gerontology Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mirian Barrientos, NP, MSN, MPH is a Gerontology Nurse Practitioner provider in Boston, MA (NPI 1063964245).
Provider details
- NPI number
- 1063964245
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP, MSN, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- RN2299124 (MA)
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
9 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
213 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 35 Minutes99232 | 72 | $70 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 52 | $44 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 31 | $116 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $87 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 19 | $129 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dulaglutidebrand: Trulicity | 70 | 17 |
| Tirzepatidebrand: Mounjaro | 39 | — |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 36 | 18 |
| Metformin Hclbrand: Metformin Hcl Er | 28 | — |
| Empagliflozinbrand: Jardiance | 27 | — |
| Alcohol Antiseptic Padsbrand: Alcohol Prep Pads |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$552 across 5 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
- 2016-11-03
- Last updated
- 2025-10-28
- Certified
- 2025-10-28
Frequently asked questions
- What is Mirian Barrientos's NPI number?
- Mirian Barrientos's National Provider Identifier (NPI) is 1063964245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mirian Barrientos's specialty?
- Mirian Barrientos is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mirian Barrientos located?
- Mirian Barrientos's practice location on file with NPPES is 732 Harrison Ave, Fl 2, Boston, MA 02118-2309.
- What is Mirian Barrientos's phone number?
- The practice phone number listed in the NPPES registry for Mirian Barrientos is (617) 638-7470.
- Does Mirian Barrientos accept Medicare?
- Mirian Barrientos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mirian Barrientos's NPI active?
- Yes — Mirian Barrientos's NPI (1063964245) is active in the NPPES registry as of the last update on 2025-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.