Provider Profile
Listed in the NPI registry as a nurse practitioner, Emily Zielinski, FNP-BC practices in Chelmsford, MA. Emily is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Emily cared for 250 Medicare patients across 272 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and detection test by immunoassay with direct visual observation for influenza virus. NPI 1629704598 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
45 DRUM HILL RD
Chelmsford, MA 01824
272 services · 250 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
56 | As often as other peers in Nurse Practitioner |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
43 | More often than most peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
42 | As often as other peers in Nurse Practitioner |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | Lab test | 87426 |
37 | More often than most peers in Nurse Practitioner |
| Automated urinalysis test | Lab test | 81003 |
28 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
18 | Less often than most peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
13 | Less often than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
12 | Less often than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
12 | Less often than most peers in Nurse Practitioner |
| Blood glucose (sugar) test performed by hand-held instrument | Lab test | 82962 |
11 | Less often than most peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Emily Zielinski is a nurse practitioner in Chelmsford, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Emily Zielinski is listed at 45 Drum Hill Rd, Chelmsford, MA 01824. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (978) 446-7515. Contact the office directly to confirm availability and scheduling.
NPI registry
Emily Zielinski's National Provider Identifier is 1629704598. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Emily Zielinski attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
Emily Zielinski has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Emily Zielinski the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Emily Zielinski. If this is you, claiming it is free.
Guide.md
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