NPPES file of Aug 9, 2026

Amanda C. Collins- Baine, M.D.

Internal Medicine Physician · Darien, CT

Amanda C. Collins- Baine, M.D. is an internal medicine physician with a practice address in Darien, Connecticut, and NPI 1154340040, issued on Jul 19, 2006. Check the license (Connecticut 039661, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154340040
Name
Amanda C. Collins- Baine
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
039661 CT
Self-reported in NPPES; status is on the state search
Practice location
53 Old Kings Hwy N Ste 205, Darien, CT 06820
Phone
(203) 286-5604
Enumerated
Jul 19, 2006
Record last updated
Jan 18, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(475) 328-9072
Medicare enrollment
Enrolled (PECOS I20051209000190); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 53 Old Kings Hwy N Ste 205

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Laurel Chandler, MDPlastic and Reconstructive Surgery Physician1063778082

Verify Amanda C. Collins- Baine in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 039661
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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15% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,695 Medicare Part D claims for 168 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 76 claims were for opioids.

  1. Amanda Collins- Baine2,695
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium187 claims
  2. Levothyroxine Sodium129 claims
  3. Amlodipine Besylate84 claims
  4. Escitalopram Oxalate77 claims
  5. Eliquis75 claims
  6. Losartan Potassium73 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: $302.82

13 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Amanda Collins- Baine$302.82
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Darien Signature Health, IncDarien, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Amanda C. Collins- Baine among 2,623 internal medicine physician records in Connecticut

Amanda C. Collins- Baine, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1998 · median 2004 among the 1,646 with a school on file
  • Record last updated2018 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 internal medicine physician records list a practice address in Darien

They are 15 of the 380 NPPES records with a practice address in Darien, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gene Balboa, MDDarien, CT 068201841366820
  2. Margaret BaranDarien, CT 068201285623843
  3. Susan Collins, M.D.Darien, CT 068201306877626
  4. Mark Dam, M.DDarien, CT 068201720005507
  5. James Dorr, M.D.Darien, CT 068201427367705
  6. William Giesen, M.D.Darien, CT 068201124104724
  7. Karthik GunachelvanDarien, CT 068201740604941
  8. Carolyn Langelier, M.D.Darien, CT 068201780930933

Common questions

What is Amanda C. Collins- Baine, M.D.'s NPI number?

Amanda C. Collins- Baine, M.D.'s National Provider Identifier (NPI) is 1154340040, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Amanda C. Collins- Baine, M.D. located?

The NPPES record lists a practice address at 53 Old Kings Hwy N Ste 205, Darien, CT, 06820. Phone: (203) 286-5604. Providers update this record themselves, so call before visiting.

How can I verify Amanda C. Collins- Baine, M.D.'s license?

NPPES lists Connecticut license number 039661, 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 Amanda C. Collins- Baine, M.D. prescribe under Medicare Part D?

In 2024, Amanda C. Collins- Baine, M.D. had 2,695 Medicare Part D claims for 168 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.