Diane Coste, NP
Nurse Practitioner · Medford, MA
Diane Coste, NP is a nurse practitioner with a practice address in Medford, Massachusetts, and NPI 1063805851, issued on Mar 18, 2015. Check the license (Massachusetts 156393, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Diane Coste
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 156393 MA
Self-reported in NPPES; status is on the state search - Practice location
- 101 Main St, Medford, MA 02155
- Phone
- (781) 391-2705
- Enumerated
- Mar 18, 2015
- Record last updated
- Mar 18, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (781) 391-2709
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 101 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Diane Coste in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 156393Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average nurse practitioner in 2024
713 Medicare Part D claims for 196 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Amlodipine Besylate63 claims
- Atorvastatin Calcium51 claims
- Levothyroxine Sodium42 claims
- Lisinopril31 claims
- Losartan Potassium27 claims
- Metformin Hcl26 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.
Diane Coste among 3,480 nurse practitioner records in Massachusetts
Diane Coste, NP is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 48% of them.
- NPI issued2015 · 48% of these records are older, 49% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2015 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 nurse practitioner records list a practice address in Medford
They are 19 of the 1,090 NPPES records with a practice address in Medford, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Medford → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Jennifer Crane, CNP, RNMedford, MA 021551356976625
- Nicole Hersel, NPMedford, MA 021551275878076
- Beverly Ketchen, NPMedford, MA 021551689633489
- Carole Lowenstein, NPMedford, MA 021551679636732
- Genevieve LumsdenMedford, MA 021551922542489
- Ying Ma, NPMedford, MA 021551326403809
- Samantha Morrison-Ma, N.P.Medford, MA 021551588929947
- Sonia NetteyMedford, MA 021551821456708
Common questions
What is Diane Coste, NP's NPI number?
Diane Coste, NP's National Provider Identifier (NPI) is 1063805851, issued on Mar 18, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Diane Coste, NP located?
The NPPES record lists a practice address at 101 Main St, Medford, MA, 02155. Phone: (781) 391-2705. Providers update this record themselves, so call before visiting.
How can I verify Diane Coste, NP's license?
NPPES lists Massachusetts license number 156393, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Diane Coste, NP prescribe under Medicare Part D?
In 2024, Diane Coste, NP had 713 Medicare Part D claims for 196 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.