Sarah Zifcak, M.D.
NPI 1952369555 · Internal Medicine Physician · Concord, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Zifcak, M.D. is a Internal Medicine Physician provider in Concord, MA (NPI 1952369555).
Provider details
- NPI number
- 1952369555
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 227360 (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
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
2,855 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 374 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 237 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 233 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 212 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 189 | $59 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 187 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 544 | 157 |
| Levothyroxine Sodium | 413 | 113 |
| Amlodipine Besylate | 342 | 96 |
| Lisinopril | 315 | 82 |
| Simvastatin | 247 | 67 |
| Lorazepam | 241 | 58 |
| Losartan Potassium | 219 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-03
- Last updated
- 2020-11-17
- Certified
- 2020-11-17
Frequently asked questions
- What is Sarah Zifcak's NPI number?
- Sarah Zifcak's National Provider Identifier (NPI) is 1952369555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Zifcak's specialty?
- Sarah Zifcak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Zifcak located?
- Sarah Zifcak's practice location on file with NPPES is 330 Baker Ave, Concord, MA 01742-2129.
- What is Sarah Zifcak's phone number?
- The practice phone number listed in the NPPES registry for Sarah Zifcak is (978) 287-9350.
- Does Sarah Zifcak accept Medicare?
- Sarah Zifcak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Zifcak's NPI active?
- Yes — Sarah Zifcak's NPI (1952369555) is active in the NPPES registry as of the last update on 2020-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.