Michelle Atienza
NPI 1710399506 · Family Nurse Practitioner · Portland, ME
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Atienza is a Family Nurse Practitioner provider in Portland, ME (NPI 1710399506).
Provider details
- NPI number
- 1710399506
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 20681242 (ME)
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
12 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
1,636 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,003 | $87 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 266 | $124 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 191 | $88 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 76 | $60 |
| Advance Care Planning, First 30 Minutes99497 | 62 | $61 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 163 | 19 |
| Levothyroxine Sodium | 145 | 22 |
| Tramadol Hcl | 123 | 43 |
| Lorazepam | 114 | 44 |
| Potassium Chloride | 112 | 21 |
| Apixabanbrand: Eliquis | 97 | 14 |
| Atorvastatin Calcium | 87 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-05-28
- Last updated
- 2014-05-28
Frequently asked questions
- What is Michelle Atienza's NPI number?
- Michelle Atienza's National Provider Identifier (NPI) is 1710399506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Atienza's specialty?
- Michelle Atienza is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Atienza located?
- Michelle Atienza's practice location on file with NPPES is 1321 Washington Ave, Portland, ME 04103-3636.
- What is Michelle Atienza's phone number?
- The practice phone number listed in the NPPES registry for Michelle Atienza is (207) 553-0825.
- Does Michelle Atienza accept Medicare?
- Michelle Atienza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Atienza's NPI active?
- Yes — Michelle Atienza's NPI (1710399506) is active in the NPPES registry as of the last update on 2014-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.