David Benditzson, M.D.
NPI 1518946656 · Specialist · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Benditzson, M.D. is a Specialist provider in Chicago, IL (NPI 1518946656).
Provider details
- NPI number
- 1518946656
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
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
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
46 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 23 | $14 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 23 | $177 |
Typical Medicare-allowed amounts for these services range $14–$177 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 46 | 12 |
| Rosuvastatin Calcium | 38 | — |
| Telmisartan | 35 | 11 |
| Amlodipine Besylate | 22 | — |
| Metformin Hcl | 17 | — |
| Empagliflozinbrand: Jardiance | 15 | — |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Benditzson's NPI number?
- David Benditzson's National Provider Identifier (NPI) is 1518946656, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Benditzson's specialty?
- David Benditzson is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is David Benditzson located?
- David Benditzson's practice location on file with NPPES is 55 E Washington St, Chicago, IL 60602-2103.
- What is David Benditzson's phone number?
- The practice phone number listed in the NPPES registry for David Benditzson is (312) 266-1222.
- Does David Benditzson accept Medicare?
- David Benditzson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Benditzson's NPI active?
- Yes — David Benditzson's NPI (1518946656) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.