Sarah Callahan Koontz, CNP
Nurse Practitioner · Boston, MA
Sarah Callahan Koontz, CNP is a nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1881145167, issued on Oct 20, 2016. Check the license (Massachusetts RN2267360, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah Callahan Koontz
- Credential
- CNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- RN2267360 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 726-1348
- Enumerated
- Oct 20, 2016
- Record last updated
- Oct 20, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170322001957); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 55 Fruit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah Callahan Koontz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2267360Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average nurse practitioner in 2024
296 Medicare Part D claims for 59 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 82 claims were for opioids.
Most prescribed
- Gabapentin33 claims
- Oxycodone Hcl32 claims
- Trazodone Hcl24 claims
- Mirtazapine18 claims
- Sertraline Hcl18 claims
- Quetiapine Fumarate16 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
- Massachusetts General Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Callahan Koontz among 3,480 nurse practitioner records in Massachusetts
Sarah Callahan Koontz, CNP 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 2016, is newer than 51% of them.
- NPI issued2016 · 51% of these records are older, 45% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2016 · median 2017 among the 1,963 with a school on file
- Record last updated2016 · 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).
961 nurse practitioner records list a practice address in Boston
They are 961 of the 41,865 NPPES records with a practice address in Boston, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Boston → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Diane Bucknill, NPBoston, MA 021141376578658
- Debra Cambridge, NPBoston, MA 021141366430548
- Paula Curren, NPBoston, MA 021141457388373
- Beverly Gerade, NPBoston, MA 021141538119847
- Melissa Goode, N.P.Boston, MA 021141891736369
- Therese Hanley, NPBoston, MA 021141568494607
- Amy Kendall, N.P.Boston, MA 021141710942438
- Tara Killeen, N.P.Boston, MA 021141588688865
Common questions
What is Sarah Callahan Koontz, CNP's NPI number?
Sarah Callahan Koontz, CNP's National Provider Identifier (NPI) is 1881145167, issued on Oct 20, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Callahan Koontz, CNP located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 726-1348. Providers update this record themselves, so call before visiting.
How can I verify Sarah Callahan Koontz, CNP's license?
NPPES lists Massachusetts license number RN2267360, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah Callahan Koontz, CNP prescribe under Medicare Part D?
In 2024, Sarah Callahan Koontz, CNP had 296 Medicare Part D claims for 59 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.