DR. ADAM NADELSON (M.D.) – Gastroenterology Physician, NPI 1356755763

DR. ADAM NADELSON (M.D.) is a healthcare provider. based in Boston, Massachusetts. specializing in GASTROENTEROLOGY. They hold the professional credentials M.D.. They hold a License No. 260132 (MA). The NPI Number for DR. ADAM NADELSON (M.D.) is 1356755763

Main info

Male
12 Years Of Experience
Accepts Medicare Assignment
Name
DR. ADAM NADELSON (M.D.)
NPI
1356755763
Phone
Not provided
Address
330 BROOKLINE AVE
Enumeration Date
13 June 2014
Last Update Date
29 May 2020

Doctor Profile

Medical School Name
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Secondary Phone
5086209200
Graduation Year
2014 (12 years ago)
PAC ID
2961791868
Group Practice PAC ID
5991789802
Professional Enrollment ID
I20230116000613
Address ID
MA017026265FR475XXSTXX306
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience60
Completeness75
Years active:11State licenses:2Digital endpointsOther names

524 GASTROENTEROLOGY in GA

Provider Addresses for DR. ADAM NADELSON (M.D.)

  • 330 BROOKLINE AVE

    BOSTON, MA 022155400

    Phone:

    Type: Mailing

  • 340 N MILLEDGE AVE STE B

    ATHENS, GA 306013806

    Phone: (706) 548-0008

    Fax: (706) 369-9673

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 7 Open Payments records for all available years, with a total value of $148.

Total Amount is formed as General ($148) + Research ($0) + Ownership ($0) = $148.

Last reported payment date: 2024-10-07 • Largest payer in this snapshot: Celgene Corporation ($84).

Total Amount

$148

General + Research + Ownership

Payments

7

Total payment records

General Amount

$148

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-07

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-01-16

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20200903003540IInternal MedicineGATBD
I20230116000613IGastroenterologyMATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
88305Pathology examination of tissue using a microscope, intermediate complexity373134$0
99214Established patient office or other outpatient visit, 30-39 minutes190170$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes11473$0
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare7872$0
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope7867$0
View full utilization report →

Insurance plans in this area (ZIP 02215)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5991789802View full group profile
NameSpecialtyState
P A T H O L O G YCT
G A S T R O E N T E R O L O G YMA
G A S T R O E N T E R O L O G YMA
Physician AssistantMA
Nurse PractitionerMA
-MA
Nurse PractitionerMA
Diagnostic RadiologyMA
Diagnostic RadiologyMA
Diagnostic RadiologyMA

Reviews

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Frequently asked questions

Where can patients find DR. ADAM NADELSON (M.D.)'s NPI?
You can confirm DR. ADAM NADELSON (M.D.) with NPI 1356755763; it appears in the national provider directory.
Is DR. ADAM NADELSON (M.D.)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does DR. ADAM NADELSON (M.D.) list a primary specialty?
If you are matching referrals, note Gastroenterology Physician for DR. ADAM NADELSON (M.D.). Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. ADAM NADELSON (M.D.)?
The page summarizes Boston, Massachusetts for DR. ADAM NADELSON (M.D.); expand the address list for detail.
Is DR. ADAM NADELSON (M.D.) a real provider?
This page reflects official NPPES data for NPI 1356755763. Always confirm identity and privileges with the practice and licensing boards.

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