Karina Timmerman, DO
NPI 1649916180 · Family Medicine Physician · Washington, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karina Timmerman, DO is a Family Medicine Physician provider in Washington, PA (NPI 1649916180).
Provider details
- NPI number
- 1649916180
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- OT021519 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 84 | 32 |
| Amlodipine Besylate | 75 | 23 |
| Pantoprazole Sodium | 54 | 20 |
| Lisinopril | 43 | 18 |
| Losartan Potassium | 40 | — |
| Omeprazole | 28 | 11 |
| Hydrochlorothiazide | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-09
- Last updated
- 2022-05-09
- Certified
- 2022-05-09
Frequently asked questions
- What is Karina Timmerman's NPI number?
- Karina Timmerman's National Provider Identifier (NPI) is 1649916180, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karina Timmerman's specialty?
- Karina Timmerman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karina Timmerman located?
- Karina Timmerman's practice location on file with NPPES is 95 Leonard Ave, Washington, PA 15301-3368.
- What is Karina Timmerman's phone number?
- The practice phone number listed in the NPPES registry for Karina Timmerman is (724) 223-3100.
- Does Karina Timmerman accept Medicare?
- Karina Timmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karina Timmerman's NPI active?
- Yes — Karina Timmerman's NPI (1649916180) is active in the NPPES registry as of the last update on 2022-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.