Amber Rose Mastronardi, FNP-C
Family Nurse Practitioner · Rockport, ME
Amber Rose Mastronardi, FNP-C is a family nurse practitioner with a practice address in Rockport, Maine, and NPI 1346021672, issued on Oct 12, 2023. Check the license (Maine CNP231555, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amber Rose Mastronardi
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- CNP231555 ME
Self-reported in NPPES; status is on the state search - Practice location
- 4 Glen Cove Dr Ste 103, Rockport, ME 04856
- Phone
- (207) 301-5970
- Enumerated
- Oct 12, 2023
- Record last updated
- Nov 20, 2023
- Medicare enrollment
- Enrolled (PECOS I20231116000983); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 1,274 in Maine → Look up another NPI →
Also registered at 4 Glen Cove Dr Ste 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Melissa PowersFamily Nurse Practitioner1790552669
Verify Amber Rose Mastronardi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license CNP231555Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average family nurse practitioner in 2024
282 Medicare Part D claims for 97 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine59 claims
- Omeprazole43 claims
- Pantoprazole Sodium33 claims
- Colestipol Hcl22 claims
- Lubiprostone20 claims
- Linzess16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- MainehealthPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amber Rose Mastronardi among 1,274 family nurse practitioner records in Maine
Amber Rose Mastronardi, FNP-C is one of 1,274 family nurse practitioner records with a practice address in Maine. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 84% of them.
- NPI issued2023 · 84% of these records are older, 11% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2023 · median 2018 among the 811 with a school on file
- Record last updated2023 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 family nurse practitioner records list a practice address in Rockport
They are 19 of the 387 NPPES records with a practice address in Rockport, and 1,274 family nurse practitioner records in Maine.
All 1,274 in Maine → Every provider in Rockport → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Jenny Barrett-Hibl, FNP-BCRockport, ME 048561598157869
- Susan Bell, NPRockport, ME 048561639570310
- Susan Butterworth, NPRockport, ME 048561760433619
- Charlotte Campbell, FNPRockport, ME 048561043470842
- Danielle Deal, APRN-CNP, FNP-CRockport, ME 048561346992468
- Lise Desjardins, FNP-CRockport, ME 048561164643128
- Sarah Dingle, FNP-CRockport, ME 048561730282385
- Kristin Dobbins, N.P.Rockport, ME 048561568564086
Common questions
What is Amber Rose Mastronardi, FNP-C's NPI number?
Amber Rose Mastronardi, FNP-C's National Provider Identifier (NPI) is 1346021672, issued on Oct 12, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Amber Rose Mastronardi, FNP-C located?
The NPPES record lists a practice address at 4 Glen Cove Dr Ste 103, Rockport, ME, 04856. Phone: (207) 301-5970. Providers update this record themselves, so call before visiting.
How can I verify Amber Rose Mastronardi, FNP-C's license?
NPPES lists Maine license number CNP231555, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
How much does Amber Rose Mastronardi, FNP-C prescribe under Medicare Part D?
In 2024, Amber Rose Mastronardi, FNP-C had 282 Medicare Part D claims for 97 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.