Sondra Holloway, DO
NPI 1235402256 · Family Medicine Physician · Bangor, ME
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sondra Holloway, DO is a Family Medicine Physician provider in Bangor, ME (NPI 1235402256).
Provider details
- NPI number
- 1235402256
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- DO2551 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 220 | 41 |
| Atorvastatin Calcium | 142 | 33 |
| Omeprazole | 121 | 26 |
| Apixabanbrand: Eliquis | 118 | 11 |
| Amlodipine Besylate | 105 | 30 |
| Losartan Potassium | 93 | 25 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 3 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
- 2012-02-22
- Last updated
- 2016-07-22
Frequently asked questions
- What is Sondra Holloway's NPI number?
- Sondra Holloway's National Provider Identifier (NPI) is 1235402256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sondra Holloway's specialty?
- Sondra Holloway is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sondra Holloway located?
- Sondra Holloway's practice location on file with NPPES is 895 Union St, Bangor, ME 04401-3053.
- What is Sondra Holloway's phone number?
- The practice phone number listed in the NPPES registry for Sondra Holloway is (207) 973-7979.
- Does Sondra Holloway accept Medicare?
- Sondra Holloway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sondra Holloway's NPI active?
- Yes — Sondra Holloway's NPI (1235402256) is active in the NPPES registry as of the last update on 2016-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.