Daniel H. Reiffenberger, MD
Family Medicine Physician · Watertown, SD
Daniel H. Reiffenberger, MD is a family medicine physician with a practice address in Watertown, South Dakota, and NPI 1558328799, issued on May 1, 2006. Check the license (South Dakota 3805, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Daniel H. Reiffenberger
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 3805 SD
Self-reported in NPPES; status is on the state search - Practice location
- 511 14TH Ave NE, Watertown, SD 57201
- Phone
- (605) 886-8482
- Enumerated
- May 1, 2006
- Record last updated
- May 17, 2022
- Fax
- (605) 884-4300
- Medicaid ID
- 5608954 SD
- Medicare enrollment
- Enrolled (PECOS I20100125000771); accepts Medicare assignment
- Medical or professional school
- Sanford School Of Medicine Of University Of South Dakota, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 511 14TH Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Miranda Nygaard, PAPhysician Assistant1104563204
Verify Daniel H. Reiffenberger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 3805Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family medicine physician in 2024
7,527 Medicare Part D claims for 412 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 246 claims were for opioids.
Most prescribed
- Levothyroxine Sodium503 claims
- Lisinopril407 claims
- Simvastatin373 claims
- Amlodipine Besylate251 claims
- Metformin Hcl229 claims
- Gabapentin212 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $411.58
25 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Brown Clinic PllpWatertown, SD
- Prairie Lakes Health Care System IncWatertown, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
21 family medicine physician records list a practice address in Watertown
They are 21 of the 543 NPPES records with a practice address in Watertown, and 601 family medicine physician records in South Dakota.
All 21 in Watertown → All 601 in South Dakota → Every provider in Watertown →
Other family medicine physician records in South Dakota
- Adeem Abdulwahab, M.DSioux Falls, SD1720432073
- Gordon Abernathie, D.O.Rapid City, SD1053316174
- Kyle Adams, D.O.Rapid City, SD1881009496
- Mary Ahlers, DOBrookings, SD1609301365
- Alese Allerdings, M.D.De Smet, SD1285926261
- Jay Allison, MDSioux Falls, SD1235195041
- E. Amundson, MDSioux Falls, SD1144220914
- Sylvia Anderson, MDFaulkton, SD1790891844
- Wayne Anderson, MDSpearfish, SD1902834914
- Roberto Anel, MDSioux Falls, SD1841411444
Common questions
What is Daniel H. Reiffenberger, MD's NPI number?
Daniel H. Reiffenberger, MD's National Provider Identifier (NPI) is 1558328799, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Daniel H. Reiffenberger, MD located?
The NPPES record lists a practice address at 511 14TH Ave NE, Watertown, SD, 57201. Phone: (605) 886-8482. Providers update this record themselves, so call before visiting.
How can I verify Daniel H. Reiffenberger, MD's license?
NPPES lists South Dakota license number 3805, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Daniel H. Reiffenberger, MD prescribe under Medicare Part D?
In 2024, Daniel H. Reiffenberger, MD had 7,527 Medicare Part D claims for 412 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.