John Bordiuk, MD
NPI 1568571396 · Internal Medicine Physician · Wellesley, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Bordiuk, MD is a Internal Medicine Physician provider in Wellesley, MA (NPI 1568571396).
Provider details
- NPI number
- 1568571396
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 77100 (MA)
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
19 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
629 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 491 | $86 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 83 | $141 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $132 |
| Specimen Analysis for Blood82271 | 18 | $5 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 18 | $16 |
Typical Medicare-allowed amounts for these services range $5–$141 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 57 | 15 |
| Levothyroxine Sodium | 52 | 14 |
| Lorazepam | 43 | 14 |
| Rosuvastatin Calcium | 36 | 15 |
| Clonazepam | 35 | — |
| Finasteride | 31 | — |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2013-02-22
Frequently asked questions
- What is John Bordiuk's NPI number?
- John Bordiuk's National Provider Identifier (NPI) is 1568571396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bordiuk's specialty?
- John Bordiuk is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Bordiuk located?
- John Bordiuk's practice location on file with NPPES is 65 Walnut St, Wellesley, MA 02481-2118.
- What is John Bordiuk's phone number?
- The practice phone number listed in the NPPES registry for John Bordiuk is (781) 239-9900.
- Does John Bordiuk accept Medicare?
- John Bordiuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Bordiuk's NPI active?
- Yes — John Bordiuk's NPI (1568571396) is active in the NPPES registry as of the last update on 2013-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.