Mitchell Zager, MD
NPI 1861469371 · Gynecology Physician · Stoneham, MA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mitchell Zager, MD is a Gynecology Physician provider in Stoneham, MA (NPI 1861469371).
Provider details
- NPI number
- 1861469371
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 56146 (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
280 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 | 103 | $140 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 51 | $50 |
| Colorectal Cancer Screening; Fecal Occult Blood Test, Immunoassay, 1-3 SimultaneousG0328 | 50 | $18 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 40 | $43 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 36 | $99 |
Typical Medicare-allowed amounts for these services range $18–$140 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 38 | — |
| Betamethasone Valerate | 31 | 11 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 30 | — |
| Fluconazole | 26 | — |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 15 | — |
| Ketoconazole | 14 | — |
| Estradiolbrand: Yuvafem | 13 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mitchell Zager's NPI number?
- Mitchell Zager's National Provider Identifier (NPI) is 1861469371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mitchell Zager's specialty?
- Mitchell Zager is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Mitchell Zager located?
- Mitchell Zager's practice location on file with NPPES is 3 Woodland Rd, Stoneham, MA 02180.
- What is Mitchell Zager's phone number?
- The practice phone number listed in the NPPES registry for Mitchell Zager is (781) 662-7177.
- Does Mitchell Zager accept Medicare?
- Mitchell Zager is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mitchell Zager's NPI active?
- Yes — Mitchell Zager's NPI (1861469371) 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.