Gail Libowsky, NP
NPI 1255390019 · Adult Health Nurse Practitioner · Watertown, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gail Libowsky, NP is a Adult Health Nurse Practitioner provider in Watertown, MA (NPI 1255390019).
Provider details
- NPI number
- 1255390019
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 143806 (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 tenure28% of score
20 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
392 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 76 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 60 | $84 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 43 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 42 | $50 |
| Hemoglobin A1c Level83036 | 33 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 77 | 28 |
| Levothyroxine Sodium | 53 | 17 |
| Lisinopril | 42 | 17 |
| Lorazepam | 39 | 17 |
| Losartan Potassium | 38 | 11 |
| Sertraline Hcl | 37 | 15 |
| Hydrochlorothiazide | 36 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-21
- Last updated
- 2020-11-16
- Certified
- 2020-11-16
Frequently asked questions
- What is Gail Libowsky's NPI number?
- Gail Libowsky's National Provider Identifier (NPI) is 1255390019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gail Libowsky's specialty?
- Gail Libowsky is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gail Libowsky located?
- Gail Libowsky's practice location on file with NPPES is 485 Arsenal St, Watertown, MA 02472-5091.
- What is Gail Libowsky's phone number?
- The practice phone number listed in the NPPES registry for Gail Libowsky is (617) 982-5100.
- Does Gail Libowsky accept Medicare?
- Gail Libowsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gail Libowsky's NPI active?
- Yes — Gail Libowsky's NPI (1255390019) is active in the NPPES registry as of the last update on 2020-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.