Andrew Toenniessen, DO
NPI 1518580612 · General Practice Physician · Herkimer, NY
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Toenniessen, DO is a General Practice Physician provider in Herkimer, NY (NPI 1518580612).
Provider details
- NPI number
- 1518580612
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 320513 (NY)
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
6 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
3,514 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) |
|---|---|---|
| Advance Care Planning, First 30 Minutes99497 | 1,536 | $78 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,256 | $102 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 278 | $71 |
| Advance Care Planning, First 30 Minutes99497 | 211 | $71 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 168 | $102 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 136 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 272 | 63 |
| Apixabanbrand: Eliquis | 196 | 30 |
| Atorvastatin Calcium | 178 | 60 |
| Levothyroxine Sodium | 157 | 42 |
| Furosemide | 147 | 47 |
| Metoprolol Succinate | 139 | 37 |
| Vibegronbrand: Gemtesa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-05-22
- Last updated
- 2023-07-24
- Certified
- 2023-07-24
Frequently asked questions
- What is Andrew Toenniessen's NPI number?
- Andrew Toenniessen's National Provider Identifier (NPI) is 1518580612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Toenniessen's specialty?
- Andrew Toenniessen is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Toenniessen located?
- Andrew Toenniessen's practice location on file with NPPES is 104 N Washington St, Herkimer, NY 13350-2028.
- What is Andrew Toenniessen's phone number?
- The practice phone number listed in the NPPES registry for Andrew Toenniessen is (716) 807-9573.
- Does Andrew Toenniessen accept Medicare?
- Andrew Toenniessen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Toenniessen's NPI active?
- Yes — Andrew Toenniessen's NPI (1518580612) is active in the NPPES registry as of the last update on 2023-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.