Timothy Larson, M.D.
NPI 1679782676 · Cardiovascular Disease Physician · Tacoma, WA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Larson, M.D. is a Cardiovascular Disease Physician provider in Tacoma, WA (NPI 1679782676).
Provider details
- NPI number
- 1679782676
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60041949 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,622 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 915 | $66 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 356 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 179 | $127 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 146 | $20 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician93018 | 146 | $13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 290 | 103 |
| Apixabanbrand: Eliquis | 279 | 76 |
| Atorvastatin Calcium | 227 | 77 |
| Carvedilol | 149 | 56 |
| Losartan Potassium | 139 | 46 |
| Spironolactone | 103 | 35 |
| Sacubitril/Valsartanbrand: Entresto |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$463 across 6 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
Additional practice locations (1)
- 500 Lilly Rd Ne Ste 100Olympia, WA 98506-5195Phone: (360) 413-8525Fax: (360) 412-6477
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2025-04-07
- Certified
- 2025-04-07
Frequently asked questions
- What is Timothy Larson's NPI number?
- Timothy Larson's National Provider Identifier (NPI) is 1679782676, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Larson's specialty?
- Timothy Larson is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Larson located?
- Timothy Larson's practice location on file with NPPES is 1901 S Cedar St Ste 301, Tacoma, WA 98405-2302.
- What is Timothy Larson's phone number?
- The practice phone number listed in the NPPES registry for Timothy Larson is (253) 572-7320.
- Does Timothy Larson accept Medicare?
- Timothy Larson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Larson's NPI active?
- Yes — Timothy Larson's NPI (1679782676) is active in the NPPES registry as of the last update on 2025-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.