John Berg, MD
NPI 1457321226 · Family Medicine Physician · Desmet, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Berg, MD is a Family Medicine Physician provider in Desmet, SD (NPI 1457321226).
Provider details
- NPI number
- 1457321226
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4247 (SD)
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
20 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
69 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 Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 35 | $46 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $74 |
Typical Medicare-allowed amounts for these services range $46–$74 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 54 | 42 |
| Montelukast Sodium | 25 | 16 |
| Minocycline Hcl | 20 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 18 | — |
| Tramadol Hcl | 18 | 16 |
| Metformin Hcl | 15 | — |
| Oxycodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2008-01-02
Frequently asked questions
- What is John Berg's NPI number?
- John Berg's National Provider Identifier (NPI) is 1457321226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Berg's specialty?
- John Berg is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Berg located?
- John Berg's practice location on file with NPPES is 221 Calumet Ave Sw, Desmet, SD 57231.
- What is John Berg's phone number?
- The practice phone number listed in the NPPES registry for John Berg is (605) 854-9100.
- Does John Berg accept Medicare?
- John Berg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Berg's NPI active?
- Yes — John Berg's NPI (1457321226) is active in the NPPES registry as of the last update on 2008-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.