Thomas Waters, D.O.
NPI 1831537810 · Family Medicine Physician · Sioux City, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Waters, D.O. is a Family Medicine Physician provider in Sioux City, IA (NPI 1831537810).
Provider details
- NPI number
- 1831537810
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- R-9819 (IA)
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
13 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
60 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 36 | $100 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 24 | $69 |
Typical Medicare-allowed amounts for these services range $69–$100 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 161 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 534 | 148 |
| Levothyroxine Sodium | 331 | 78 |
| Omeprazole | 316 | 92 |
| Losartan Potassium | 272 | 74 |
| Lisinopril | 251 | 71 |
| Amlodipine Besylate | 241 | 61 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-12
- Last updated
- 2020-11-20
- Certified
- 2020-11-20
Frequently asked questions
- What is Thomas Waters's NPI number?
- Thomas Waters's National Provider Identifier (NPI) is 1831537810, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Waters's specialty?
- Thomas Waters is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Waters located?
- Thomas Waters's practice location on file with NPPES is 2501 Pierce St, Sioux City, IA 51104-3725.
- What is Thomas Waters's phone number?
- The practice phone number listed in the NPPES registry for Thomas Waters is (712) 294-5000.
- Does Thomas Waters accept Medicare?
- Thomas Waters is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Waters's NPI active?
- Yes — Thomas Waters's NPI (1831537810) is active in the NPPES registry as of the last update on 2020-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.