NPPES file of Aug 9, 2026

Charles F. Glassman, MD

Internal Medicine Physician · Upper Saddle River, NJ

Charles F. Glassman, MD is an internal medicine physician with a practice address in Upper Saddle River, New Jersey, and NPI 1619050994, issued on Oct 23, 2006. Check the license (New Jersey 25MA08029800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1619050994
Name
Charles F. Glassman
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
25MA08029800 NJ
167253 NY
Self-reported in NPPES; status is on the state search
Practice location
345 Rte 17 Ste 5, Upper Saddle River, NJ 07458
Phone
(845) 548-6412
Enumerated
Oct 23, 2006
Record last updated
Jan 14, 2022
Fax
(845) 215-0600
Medicaid ID
01216600 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Charles F. Glassman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA08029800
    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 New Jersey license search

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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

23 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Charles Glassman23
  2. Specialty average3,176

Most prescribed

  1. Tamsulosin Hcl11 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.

3 internal medicine physician records list a practice address in Upper Saddle River

They are 3 of the 68 NPPES records with a practice address in Upper Saddle River, and 4,632 internal medicine physician records in New Jersey.

Other internal medicine physician records in New Jersey

  1. Joseph Aaron, MD, FACPShort Hills, NJ1861584633
  2. Sirike Aasmaa, DOMontville, NJ1861549925
  3. Holly Abate Bersalona, M.D.Sea Girt, NJ1669500492
  4. Kaniz Zehra Abbas, MDTrenton, NJ1598253858
  5. Shahida Abbas, MDOld Bridge, NJ1023104098
  6. Shahed AbbasiNewark, NJ1477810752
  7. Samih Abbassi, MDWest Orange, NJ1750380358
  8. Somaya Abboud, MDWest Orange, NJ1326089004
  9. Hilal Abboushi, MDBloomfield, NJ1548378029
  10. Anthony Abbruzzi, D.O.Pleasantville, NJ1629034905

Common questions

What is Charles F. Glassman, MD's NPI number?

Charles F. Glassman, MD's National Provider Identifier (NPI) is 1619050994, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles F. Glassman, MD located?

The NPPES record lists a practice address at 345 Rte 17 Ste 5, Upper Saddle River, NJ, 07458. Phone: (845) 548-6412. Providers update this record themselves, so call before visiting.

How can I verify Charles F. Glassman, MD's license?

NPPES lists New Jersey license number 25MA08029800, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charles F. Glassman, MD prescribe under Medicare Part D?

In 2024, Charles F. Glassman, MD had 23 Medicare Part D claims; 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.