Christina Chan, NURSE PRACTITIONER
NPI 1720321722 · Adult Health Nurse Practitioner · Northport, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Chan, NURSE PRACTITIONER is a Adult Health Nurse Practitioner provider in Northport, NY (NPI 1720321722).
Provider details
- NPI number
- 1720321722
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- Yes
- License
- 30 306171 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
98 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 | 59 | $126 |
| Test to Measure Expiratory Airflow and Volume94010 | 17 | $28 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 11 | $45 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 11 | $58 |
Typical Medicare-allowed amounts for these services range $28–$126 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 143 | 50 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 75 | 33 |
| Sacubitril/Valsartanbrand: Entresto | 72 | 29 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 65 | 23 |
| Fluticasone Propionate | 54 | 25 |
| Spironolactone | 47 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-28
- Last updated
- 2023-12-15
- Certified
- 2023-12-15
Frequently asked questions
- What is Christina Chan's NPI number?
- Christina Chan's National Provider Identifier (NPI) is 1720321722, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Chan's specialty?
- Christina Chan is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christina Chan located?
- Christina Chan's practice location on file with NPPES is 79 Middleville Rd, Northport, NY 11768-2200.
- What is Christina Chan's phone number?
- The practice phone number listed in the NPPES registry for Christina Chan is (631) 882-3487.
- Does Christina Chan accept Medicare?
- Christina Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Chan's NPI active?
- Yes — Christina Chan's NPI (1720321722) is active in the NPPES registry as of the last update on 2023-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.