Caroline Messer, MD
Endocrinology, Diabetes & Metabolism Physician · New York, NY
Caroline Messer, MD is an endocrinology, diabetes & metabolism physician with a practice address in New York, New York, and NPI 1386855047, issued on May 24, 2007. Check the license (New York 242804, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Caroline Messer
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 242804 NY
Self-reported in NPPES; status is on the state search - Practice location
- 110 E 60TH St RM 802, New York, NY 10022
- Phone
- (646) 760-3256
- Enumerated
- May 24, 2007
- Entity
- Type 1 · individual
Also registered at 110 E 60TH St RM 802
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Moawad, MDInternal Medicine Physician1699263590
- Ramachandra Naik, MDEndocrinology, Diabetes & Metabolism Physician1457533127
Verify Caroline Messer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 242804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
2,858 Medicare Part D claims for 282 beneficiaries, against an average of 2,739 among the 6,176 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.
Most prescribed
- Mounjaro335 claims
- Metformin Hcl Er207 claims
- Synthroid196 claims
- Ozempic174 claims
- Levothyroxine Sodium169 claims
- Jardiance125 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: $3,259.21
161 payments, mostly food and beverage; the largest payer was Lilly USA, LLC. The 4,299 providers of this specialty with any payment received $6,068.67 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.
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 813 endocrinology, diabetes & metabolism physician records in New York.
Other endocrinology, diabetes & metabolism physician records in New York
- Zinoviy Abelev, MDLong Island City, NY1891941613
- Jill Abelseth, M.D.Albany, NY1720080039
- Sherley Abraham, M.D.New York, NY1871739441
- Connor Abramowicz, DOPort Jefferson, NY1508485913
- Jennifer Abrams, DOBrooklyn, NY1679101364
- Naim Abrar, M.D.Riverhead, NY1790702355
- Cesar Abuchaibe, MDNew York, NY1316250582
- Domenico Accili, M.D.New York, NY1003938796
- Robert Aden, MDBrooklyn, NY1457312829
- Deena Adimoolam, MDNew York, NY1619110228
Common questions
What is Caroline Messer, MD's NPI number?
Caroline Messer, MD's National Provider Identifier (NPI) is 1386855047, issued on May 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Caroline Messer, MD located?
The NPPES record lists a practice address at 110 E 60TH St RM 802, New York, NY, 10022. Phone: (646) 760-3256. Providers update this record themselves, so call before visiting.
How can I verify Caroline Messer, MD's license?
NPPES lists New York license number 242804, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Caroline Messer, MD prescribe under Medicare Part D?
In 2024, Caroline Messer, MD had 2,858 Medicare Part D claims for 282 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,739. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.