Mary Beth Van Siclen, M.D.
Family Medicine Physician · Durham, CT
Mary Beth Van Siclen, M.D. is a family medicine physician with a practice address in Durham, Connecticut, and NPI 1730590860, issued on May 12, 2014. Check the license (Connecticut 61380, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mary Beth Van Siclen
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 61380 CT
Self-reported in NPPES; status is on the state search - Practice location
- 6 Main St, Durham, CT 06422
- Phone
- (860) 358-5020
- Enumerated
- May 12, 2014
- Record last updated
- Feb 5, 2026
- Fax
- (860) 358-8652
- Medicare enrollment
- Enrolled (PECOS I20181003002665); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 958 in Connecticut → Look up another NPI →
Also registered at 6 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Carbone, MDFamily Medicine Physician1366487563
- Rena Jacobs, PAPhysician Assistant1629301718
- Jenna Parks, PA-CPhysician Assistant1407463235
- Jessica ReichbindFamily Medicine Physician1417367657
- Marc Roy, MDFamily Medicine Physician1720428576
- Bradford Wilkinson, MDFamily Medicine Physician1265469068
Verify Mary Beth Van Siclen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 61380Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average family medicine physician in 2024
1,602 Medicare Part D claims for 255 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium111 claims
- Lisinopril69 claims
- Escitalopram Oxalate64 claims
- Rosuvastatin Calcium64 claims
- Pantoprazole Sodium58 claims
- Amlodipine Besylate54 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.
2 hospitals and group practices
- Middlesex HospitalMiddletown, CT · Acute Care Hospitals3 of 5 stars
- Mhs Primary Care, Inc.Durham, 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.
Mary Beth Van Siclen among 958 family medicine physician records in Connecticut
Mary Beth Van Siclen, M.D. is one of 958 family medicine physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 67% of them.
- NPI issued2014 · 67% of these records are older, 31% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2014 · median 2009 among the 611 with a school on file
- Record last updated2026 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 family medicine physician records list a practice address in Durham
They are 7 of the 59 NPPES records with a practice address in Durham, and 958 family medicine physician records in Connecticut.
All 958 in Connecticut → Every provider in Durham → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Theodore Bruno, MDDurham, CT 064221174068803
- John Carbone, MDDurham, CT 064221366487563
- Nazmiye Hatiboglu, MDDurham, CT 064221225266547
- Jessica ReichbindDurham, CT 064221417367657
- Marc Roy, MDDurham, CT 064221720428576
- Bradford Wilkinson, MDDurham, CT 064221265469068
- Domenic Casablanca, M.D.East Hampton, CT 064241548227267
- Ana Garcia, D.O.East Hampton, CT 064241710418249
Common questions
What is Mary Beth Van Siclen, M.D.'s NPI number?
Mary Beth Van Siclen, M.D.'s National Provider Identifier (NPI) is 1730590860, issued on May 12, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mary Beth Van Siclen, M.D. located?
The NPPES record lists a practice address at 6 Main St, Durham, CT, 06422. Phone: (860) 358-5020. Providers update this record themselves, so call before visiting.
How can I verify Mary Beth Van Siclen, M.D.'s license?
NPPES lists Connecticut license number 61380, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary Beth Van Siclen, M.D. prescribe under Medicare Part D?
In 2024, Mary Beth Van Siclen, M.D. had 1,602 Medicare Part D claims for 255 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.