Dr. Ronald Arthur Cwik, MD
- Part D claims, 2024
- 112
- Affiliated sites
- 1
- State licenses
- 2
- Year NPI issued
- 2007
- Practice address
- 20 York St, New Haven, CT 06510
- Practice phone
- Call (203) 688-2046
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale New Haven Hospital
New Haven, Connecticut
Find Dr. Cwik's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ronald Arthur Cwik is a maternal-fetal medicine specialist in New Haven, Connecticut
Dr. Cwik practices at Yale New Haven Hospital in New Haven, Connecticut.
Dr. Cwik's NPI, 1982819058, was assigned on May 11, 2007. Dr. Cwik graduated from Tufts University School Of Medicine in 1966. Dr. Cwik holds Connecticut license 016040.
- NPI
- 1982819058NPI Registry (opens in a new tab)
- NPI enumeration date
- May 11, 2007
- NPI status
- Active
- Practice phone
- (203) 688-2046
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1966
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Ronald Arthur Cwik practices at Yale New Haven Hospital in New Haven, Connecticut
Dr. Cwik's primary practice is Yale New Haven Hospital, at 20 York St, New Haven, CT 06510 in South Central Ct County. The practice phone is (203) 688-2046.
- Yale New Haven Hospital20 York St, New Haven, CT 06510 · South Central Ct CountyPhone(203) 688-2046
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ronald Arthur Cwik is affiliated with 2 sites of care
Dr. Cwik's primary practice is Yale New Haven Hospital in New Haven, Connecticut. Dmand AI also links Dr. Cwik to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ronald Arthur Cwik's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cwik practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale New Haven Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald Arthur Cwik is one of 54 maternal-fetal medicine specialists in Connecticut
Maternal and fetal medicine is Dr. Cwik's primary specialty in the NPI Registry, under taxonomy code 207VM0101X. Dr. Cwik is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Cwik's licenses on file in 2 states: Connecticut and California.
Specialties and state licenses
- Maternal and fetal medicine, ConnecticutPrimary
- California license
Maternal-fetal medicine specialists near Dr. Cwik
Counts of maternal-fetal medicine specialists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ronald Arthur Cwik's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Cwik's median patient age at 63, with 100% women.
Dr. Cwik's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Ronald Arthur Cwik wrote 112 Medicare Part D claims in 2024
In 2024, Dr. Cwik wrote 112 Medicare Part D claims for 50 patients. 90% of them were for generic drugs. CMS names the drug for 19 of them, across 1 drug with 11 or more claims each, at $170 in total drug cost.
Dr. Cwik's Part D claims by kind of drug, 2024
- Generic101 claims90%
- Brand-name11 claims10%
Dr. Cwik's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Ronald Arthur Cwik has 1 award and honors on record
Dmand AI lists 1 award for Dr. Cwik.
Awards and honors for Dr. Cwik
- Undated
- ACOG Fellow
Source: Dmand AI Professional Profile Data
Dr. Ronald Arthur Cwik graduated from Tufts University School Of Medicine
Dr. Cwik graduated from Tufts University School Of Medicine in 1966. Dr. Cwik is a member of American College of Obstetricians and Gynecologists.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronald Arthur Cwik's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ronald Arthur Cwik
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ronald Arthur Cwik's NPI number?
Dr. Ronald Arthur Cwik's NPI number is 1982819058. It was assigned on May 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Arthur Cwik?
Dr. Ronald Arthur Cwik is a maternal-fetal medicine specialist in New Haven, Connecticut. The primary specialty in the NPI Registry is Maternal & Fetal Medicine Physician (taxonomy code 207VM0101X).
Where does Dr. Ronald Arthur Cwik practice?
Dr. Cwik practices at 20 York St, New Haven, CT 06510. Dr. Cwik's primary practice is Yale New Haven Hospital in New Haven, Connecticut. Dmand AI also links Dr. Cwik to 1 physician office.
What is Dr. Ronald Arthur Cwik's office phone number?
The practice phone on file for Dr. Cwik is (203) 688-2046.
What is Dr. Ronald Arthur Cwik's medical license number?
Dr. Cwik holds Connecticut license 016040, one of the licenses on file in 2 states.
Which states has Dr. Ronald Arthur Cwik been licensed in?
Dmand AI has state licenses on file for Dr. Cwik in Connecticut (1973 to 2026) and California (since 1971).
Is Dr. Ronald Arthur Cwik board certified?
Yes. Dr. Cwik is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Ronald Arthur Cwik go to medical school?
Dr. Cwik graduated from Tufts University School Of Medicine in 1966.
What drugs does Dr. Ronald Arthur Cwik prescribe most?
In 2024 Medicare Part D data, Dr. Cwik's most prescribed drugs by claims were Alendronate Sodium.
How long has Dr. Ronald Arthur Cwik been practicing?
Dr. Cwik graduated from medical school in 1966, 60 years ago.
Selling to maternal and fetal medicine practices?
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