Peter Zhao, M.D.
NPI 1427390756 · Family Medicine Physician · Quincy, MA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Zhao, M.D. is a Family Medicine Physician provider in Quincy, MA (NPI 1427390756).
Provider details
- NPI number
- 1427390756
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 125069877 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
738 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 168 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 118 | $140 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 84 | $16 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 81 | $35 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 79 | $121 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 50 | 50 |
| Prednisone | 43 | 43 |
| Cephalexin | 41 | 39 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 34 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 33 | 32 |
| Doxycycline Monohydrate | 28 | 28 |
| Cefpodoxime Proxetil | 27 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$30 across 1 record (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 (1)
- 830 Constitution AveLittleton, MA 01460-1137Phone: (978) 287-8990
Registry dates
- Enumerated
- 2013-03-25
- Last updated
- 2021-01-05
- Certified
- 2021-01-05
Frequently asked questions
- What is Peter Zhao's NPI number?
- Peter Zhao's National Provider Identifier (NPI) is 1427390756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Zhao's specialty?
- Peter Zhao is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Zhao located?
- Peter Zhao's practice location on file with NPPES is 1495 Hancock St, Quincy, MA 02169-5229.
- What is Peter Zhao's phone number?
- The practice phone number listed in the NPPES registry for Peter Zhao is (781) 878-5200.
- Does Peter Zhao accept Medicare?
- Peter Zhao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Zhao's NPI active?
- Yes — Peter Zhao's NPI (1427390756) is active in the NPPES registry as of the last update on 2021-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.