Emily Libby, MD
NPI 1992168710 · Family Medicine Physician · South Portland, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Libby, MD is a Family Medicine Physician provider in South Portland, ME (NPI 1992168710).
Provider details
- NPI number
- 1992168710
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD23147 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 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
261 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 | 59 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $96 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 37 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 26 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $79 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 21 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 149 | 42 |
| Levothyroxine Sodium | 131 | 34 |
| Lisinopril | 109 | 27 |
| Amlodipine Besylate | 77 | 22 |
| Losartan Potassium | 62 | 18 |
| Hydrochlorothiazide | 55 | 16 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-30
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Emily Libby's NPI number?
- Emily Libby's National Provider Identifier (NPI) is 1992168710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Libby's specialty?
- Emily Libby is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emily Libby located?
- Emily Libby's practice location on file with NPPES is 100 Foden Rd, East, South Portland, ME 04106.
- What is Emily Libby's phone number?
- The practice phone number listed in the NPPES registry for Emily Libby is (207) 874-1489.
- Does Emily Libby accept Medicare?
- Emily Libby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Libby's NPI active?
- Yes — Emily Libby's NPI (1992168710) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.