Sarah Reiffenberger, MD
NPI 1700844198 · Family Medicine Physician · Watertown, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Reiffenberger, MD is a Family Medicine Physician provider in Watertown, SD (NPI 1700844198).
Provider details
- NPI number
- 1700844198
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 3804 (SD)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,797 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 373 | $9 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 349 | $63 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 259 | $127 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 241 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 223 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 159 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 119 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 571 | 125 |
| Atorvastatin Calcium | 377 | 96 |
| Lisinopril | 363 | 87 |
| Amlodipine Besylate | 310 | 70 |
| Metoprolol Succinate | 213 | 54 |
| Omeprazole | 207 | 54 |
| Potassium Chloride |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$576 across 42 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
- 2006-05-03
- Last updated
- 2022-05-17
- Certified
- 2022-05-17
Frequently asked questions
- What is Sarah Reiffenberger's NPI number?
- Sarah Reiffenberger's National Provider Identifier (NPI) is 1700844198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Reiffenberger's specialty?
- Sarah Reiffenberger is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Reiffenberger located?
- Sarah Reiffenberger's practice location on file with NPPES is 511 14th Ave Ne, Watertown, SD 57201-6811.
- What is Sarah Reiffenberger's phone number?
- The practice phone number listed in the NPPES registry for Sarah Reiffenberger is (605) 886-8482.
- Does Sarah Reiffenberger accept Medicare?
- Sarah Reiffenberger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Reiffenberger's NPI active?
- Yes — Sarah Reiffenberger's NPI (1700844198) is active in the NPPES registry as of the last update on 2022-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.