Barbara Mols-Kowalczewski, M.D.
NPI 1649321977 · Endocrinology, Diabetes & Metabolism Physician · Norfolk, VA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Mols-Kowalczewski, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Norfolk, VA (NPI 1649321977).
Provider details
- NPI number
- 1649321977
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101269176 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
569 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 | 376 | $97 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 118 | $133 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $66 |
Typical Medicare-allowed amounts for these services range $66–$133 (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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 191 | 34 |
| Levothyroxine Sodium | 178 | 55 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 158 | 55 |
| Tirzepatidebrand: Mounjaro | 124 | 22 |
| Dulaglutidebrand: Trulicity | 109 | 27 |
| Dapagliflozin Propanediolbrand: Farxiga |
Practice location
Mailing address
Additional practice locations (2)
- 3229 E Genesee StJoslin CenterSyracuse, NY 13214-2016Phone: (315) 464-5726Fax: (315) 464-2500
- 105 Desmond StSayre, PA 18840-2001Phone: (570) 887-2832Fax: (570) 887-3035
Registry dates
- Enumerated
- 2007-01-15
- Last updated
- 2023-12-29
- Certified
- 2023-12-29
Frequently asked questions
- What is Barbara Mols-Kowalczewski's NPI number?
- Barbara Mols-Kowalczewski's National Provider Identifier (NPI) is 1649321977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Mols-Kowalczewski's specialty?
- Barbara Mols-Kowalczewski is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Mols-Kowalczewski located?
- Barbara Mols-Kowalczewski's practice location on file with NPPES is 850 Kempsville Rd Ste 100e, Norfolk, VA 23502-3920.
- What is Barbara Mols-Kowalczewski's phone number?
- The practice phone number listed in the NPPES registry for Barbara Mols-Kowalczewski is (757) 261-5744.
- Does Barbara Mols-Kowalczewski accept Medicare?
- Barbara Mols-Kowalczewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Mols-Kowalczewski's NPI active?
- Yes — Barbara Mols-Kowalczewski's NPI (1649321977) is active in the NPPES registry as of the last update on 2023-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.