Mary Christine Yia, M.D.
NPI 1306179833 · Family Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Christine Yia, M.D. is a Family Medicine Physician provider in Brooklyn, NY (NPI 1306179833).
Provider details
- NPI number
- 1306179833
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 271038 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,262 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 319 | $144 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 272 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 202 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 185 | $13 |
| Hemoglobin A1c Level83036 | 175 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 142 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 363 | 102 |
| Amlodipine Besylate | 260 | 78 |
| Losartan Potassium | 209 | 59 |
| Rosuvastatin Calcium | 151 | 60 |
| Levothyroxine Sodium | 146 | 47 |
| Simvastatin | 120 | 36 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,098 across 51 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 195 Montague StBrooklyn, NY 11201-3628Phone: (718) 422-8000Fax: (718) 422-8265
- 3245 Nostrand AveBrooklyn, NY 11229-3716Phone: (718) 615-3777Fax: (718) 615-3717
Registry dates
- Enumerated
- 2009-09-16
- Last updated
- 2019-10-02
Frequently asked questions
- What is Mary Christine Yia's NPI number?
- Mary Christine Yia's National Provider Identifier (NPI) is 1306179833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Christine Yia's specialty?
- Mary Christine Yia is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Christine Yia located?
- Mary Christine Yia's practice location on file with NPPES is 101 Pennsylvania Avenue, Brooklyn, NY 11207-2428.
- What is Mary Christine Yia's phone number?
- The practice phone number listed in the NPPES registry for Mary Christine Yia is (718) 240-2000.
- Does Mary Christine Yia accept Medicare?
- Mary Christine Yia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Christine Yia's NPI active?
- Yes — Mary Christine Yia's NPI (1306179833) is active in the NPPES registry as of the last update on 2019-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.