Log inBook a demoStart free trial
Log inStart free trial

Dr. Robert Mark Eisdorfer, MD

  • Rockville, MD
  • Gastroenterologist
NPI1891789046
Industry payments
$651
State license
1
Year NPI issued
2005
Practice address
14955 Shady Grove Rd, Rockville, MD 20850-8700
Practice phone
Call (301) 340-3252
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Find Dr. Eisdorfer'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.

View contacts for free

Dr. Robert Mark Eisdorfer is a gastroenterologist in Rockville, Maryland

Dr. Eisdorfer practices in Rockville, Maryland.

Dr. Eisdorfer's NPI, 1891789046, was assigned on September 2, 2005. Dr. Eisdorfer holds Maryland license D0041731.

NPI and contact details
NPI
1891789046NPI Registry (opens in a new tab)
NPI enumeration date
September 2, 2005
NPI status
Active
Practice phone
(301) 340-3252
Professional email
Get email
Personal email
Get email
Mobile number
Get number

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Dr. Robert Mark Eisdorfer's practice address is in Rockville, Maryland

Dr. Eisdorfer's practice address in the NPI Registry is 14955 Shady Grove Rd, Rockville, MD 20850-8700. The practice phone is (301) 340-3252.

  • NPI Registry address
    14955 Shady Grove Rd, Rockville, MD 20850-8700Phone(301) 340-3252

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dmand AI tracks the EHR system at Dr. Robert Mark Eisdorfer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Eisdorfer practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dr. Eisdorfer's practiceAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Eisdorfer practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Try for freeBook a meeting

Dr. Robert Mark Eisdorfer is one of 405 gastroenterologists in Maryland

Gastroenterology is Dr. Eisdorfer's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Eisdorfer is licensed in Maryland.

Specialties and state licenses

  • Gastroenterology, MarylandPrimaryLicense D0041731 · taxonomy 207RG0100X

Gastroenterologists near Dr. Eisdorfer

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

405gastroenterologists in Maryland43gastroenterologists in Rockville

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Robert Mark Eisdorfer received $651 in industry payments from 2016 to 2025

CMS Open Payments shows 6 general payments to Dr. Eisdorfer from 4 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 89% of the total. McKesson Technologies, Inc. paid the most, $403.

General payments to Dr. Eisdorfer by program year, 2016 to 2025

General payments to Dr. Eisdorfer by kind, 2016 to 2025

$651in total
  • Consulting fees$57889%
  • Food and beverage$7411%

Companies that paid Dr. Eisdorfer the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Eisdorfer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Robert Mark Eisdorfer's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Robert Mark Eisdorfer

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. Robert Mark Eisdorfer's NPI number?

Dr. Robert Mark Eisdorfer's NPI number is 1891789046. It was assigned on September 2, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert Mark Eisdorfer?

Dr. Robert Mark Eisdorfer is a gastroenterologist in Rockville, Maryland. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Robert Mark Eisdorfer practice?

Dr. Eisdorfer practices at 14955 Shady Grove Rd, Rockville, MD 20850-8700.

What is Dr. Robert Mark Eisdorfer's office phone number?

The practice phone on file for Dr. Eisdorfer is (301) 340-3252.

What is Dr. Robert Mark Eisdorfer's medical license number?

Dr. Eisdorfer holds Maryland license D0041731.

Has Dr. Robert Mark Eisdorfer received payments from drug or device companies?

CMS Open Payments shows $651 in general payments to Dr. Eisdorfer from 4 companies from 2016 to 2025. The largest total came from McKesson Technologies, Inc.

How long has Dr. Robert Mark Eisdorfer been practicing?

Dr. Eisdorfer's NPI was assigned in 2005.

Selling to gastroenterology practices?

See gastroenterologists in Maryland by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

Start free trialBook a demo
  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)
Read the Cookie Policy