Charles E. Glass, M.D.
Internal Medicine Physician · Guilford, CT
Charles E. Glass, M.D. is an internal medicine physician with a practice address in Guilford, Connecticut, and NPI 1184613705, issued on Oct 17, 2005. Check the license (Connecticut 044810, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Charles E. Glass
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 044810 CT
Self-reported in NPPES; status is on the state search - Practice location
- 96A Broad St, Guilford, CT 06437
- Phone
- (203) 453-3621
- Enumerated
- Oct 17, 2005
- Record last updated
- Jan 6, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (203) 453-4501
- Medicare enrollment
- Enrolled (PECOS I20061216000002); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Verify Charles E. Glass in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 044810Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average internal medicine physician in 2024
5,147 Medicare Part D claims for 390 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 77 claims were for opioids.
Most prescribed
- Atorvastatin Calcium466 claims
- Amlodipine Besylate301 claims
- Montelukast Sodium240 claims
- Levothyroxine Sodium198 claims
- Losartan Potassium194 claims
- Trazodone Hcl191 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: $32.31
1 payment: food and beverage; the largest payer was Ucb, 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Charles E. Glass among 2,623 internal medicine physician records in Connecticut
Charles E. Glass, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% 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 updated2010 · 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).
16 internal medicine physician records list a practice address in Guilford
They are 16 of the 504 NPPES records with a practice address in Guilford, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Guilford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Joseph Balsamo, M.D.Guilford, CT 064371487650222
- Donna Criscenzo, M.D.Guilford, CT 064371225036528
- Edward Dill, M.D.Guilford, CT 064371700886587
- Charles Hollander, MDGuilford, CT 064371902960529
- Jodi Indes, M.D.Guilford, CT 064371871566638
- Fraser LawrenceGuilford, CT 064371295084770
- Kathryn Mazza, D.O.Guilford, CT 064371497196471
- Victor Morris, MDGuilford, CT 064371407919863
Common questions
What is Charles E. Glass, M.D.'s NPI number?
Charles E. Glass, M.D.'s National Provider Identifier (NPI) is 1184613705, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles E. Glass, M.D. located?
The NPPES record lists a practice address at 96A Broad St, Guilford, CT, 06437. Phone: (203) 453-3621. Providers update this record themselves, so call before visiting.
How can I verify Charles E. Glass, M.D.'s license?
NPPES lists Connecticut license number 044810, 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 Charles E. Glass, M.D. prescribe under Medicare Part D?
In 2024, Charles E. Glass, M.D. had 5,147 Medicare Part D claims for 390 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.