Barbara Klempel, M.D.
NPI 1225107220 · Specialist · Chicago, IL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Klempel, M.D. is a Specialist provider in Chicago, IL (NPI 1225107220).
Provider details
- NPI number
- 1225107220
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
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
19 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
2,752 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,452 | $124 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 607 | $70 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 441 | $101 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 142 | $166 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 83 | $38 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 68 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 129 | 32 |
| Clonazepam | 97 | 18 |
| Montelukast Sodium | 78 | 24 |
| Amlodipine Besylate | 64 | 19 |
| Rosuvastatin Calcium | 62 | 24 |
| Metoprolol Succinate | 62 | 23 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Barbara Klempel's NPI number?
- Barbara Klempel's National Provider Identifier (NPI) is 1225107220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Klempel's specialty?
- Barbara Klempel is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Barbara Klempel located?
- Barbara Klempel's practice location on file with NPPES is 1002 N.western Avenue, Chicago, IL 60622.
- What is Barbara Klempel's phone number?
- The practice phone number listed in the NPPES registry for Barbara Klempel is (773) 777-4829.
- Does Barbara Klempel accept Medicare?
- Barbara Klempel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Klempel's NPI active?
- Yes — Barbara Klempel's NPI (1225107220) 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.