Theresa Marie Castillejo
Family Nurse Practitioner · West Hartford, CT
Theresa Marie Castillejo is a family nurse practitioner with a practice address in West Hartford, Connecticut, and NPI 1326757840, issued on Nov 23, 2022. Check the license (Connecticut 11283, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Theresa Marie Castillejo
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 11283 CT
Self-reported in NPPES; status is on the state search - Practice location
- 65 Memorial RD Ste 508, West Hartford, CT 06107
- Phone
- (860) 696-2925
- Enumerated
- Nov 23, 2022
- Record last updated
- Nov 29, 2022
- Medicare enrollment
- Enrolled (PECOS I20230130002263); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,669 in Connecticut → Look up another NPI →
Also registered at 65 Memorial RD Ste 508
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brian Grosberg, MDPain Medicine (Psychiatry & Neurology) Physician1437234739
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Verify Theresa Marie Castillejo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 11283Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average family nurse practitioner in 2024
390 Medicare Part D claims for 103 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Nurtec Odt39 claims
- Topiramate33 claims
- Nortriptyline Hcl29 claims
- Sumatriptan Succinate27 claims
- Emgality Pen25 claims
- Aimovig Autoinjector20 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.
Industry payments in 2024: $1,228.47
65 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Hartford HospitalWest Hartford, CT · Acute Care Hospitals4 of 5 stars
- Hartford Healthcare Medical Group Specialists PLLCWest Hartford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Theresa Marie Castillejo among 2,669 family nurse practitioner records in Connecticut
Theresa Marie Castillejo is one of 2,669 family nurse practitioner records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 71% of them.
- NPI issued2022 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2022 · median 2018 among the 1,664 with a school on file
- Record last updated2022 · 43% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 family nurse practitioner records list a practice address in West Hartford
They are 50 of the 1,653 NPPES records with a practice address in West Hartford, and 2,669 family nurse practitioner records in Connecticut.
All 2,669 in Connecticut → Every provider in West Hartford → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Valencia Bagby-Young, EDD PSYCHOLOGYWest Hartford, CT 061071952736738
- Mary Baranik, APRNWest Hartford, CT 061071275670523
- Deanna Cabrey, APRNWest Hartford, CT 061071275027690
- Jennifer Conboy, APRN FNPWest Hartford, CT 061071295251254
- Carolyn Considine, APRN, DNP, FNP-BCWest Hartford, CT 061071619400504
- Laurie Deciantis, FNP-BCWest Hartford, CT 061071083220362
- Jessica Haggett, APRNWest Hartford, CT 061071043620883
- Patricia Hernandez, APRNWest Hartford, CT 061071902995855
Common questions
What is Theresa Marie Castillejo's NPI number?
Theresa Marie Castillejo's National Provider Identifier (NPI) is 1326757840, issued on Nov 23, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Theresa Marie Castillejo located?
The NPPES record lists a practice address at 65 Memorial RD Ste 508, West Hartford, CT, 06107. Phone: (860) 696-2925. Providers update this record themselves, so call before visiting.
How can I verify Theresa Marie Castillejo's license?
NPPES lists Connecticut license number 11283, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Theresa Marie Castillejo prescribe under Medicare Part D?
In 2024, Theresa Marie Castillejo had 390 Medicare Part D claims for 103 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.