Tanya Zouzas, DO
NPI 1952310302 · Internal Medicine Physician · Chelmsford, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanya Zouzas, DO is a Internal Medicine Physician provider in Chelmsford, MA (NPI 1952310302).
Provider details
- NPI number
- 1952310302
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 208471 (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
581 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 | 193 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 141 | $99 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 126 | $141 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 53 | $62 |
| Urinalysis, Manual Test81002 | 23 | $3 |
| Stool Analysis for Blood, By Peroxidase Activity82272 |
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 |
|---|---|---|
| Atorvastatin Calcium | 320 | 84 |
| Lisinopril | 161 | 42 |
| Levothyroxine Sodium | 127 | 28 |
| Hydrochlorothiazide | 91 | 26 |
| Losartan Potassium | 82 | 23 |
| Amlodipine Besylate | 77 | 20 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2010-07-19
Frequently asked questions
- What is Tanya Zouzas's NPI number?
- Tanya Zouzas's National Provider Identifier (NPI) is 1952310302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanya Zouzas's specialty?
- Tanya Zouzas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tanya Zouzas located?
- Tanya Zouzas's practice location on file with NPPES is 227 Chelmsford St, Chelmsford, MA 01824.
- What is Tanya Zouzas's phone number?
- The practice phone number listed in the NPPES registry for Tanya Zouzas is (978) 250-0032.
- Does Tanya Zouzas accept Medicare?
- Tanya Zouzas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanya Zouzas's NPI active?
- Yes — Tanya Zouzas's NPI (1952310302) is active in the NPPES registry as of the last update on 2010-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.