NASSER HAJAR (M.D.) – Internal Medicine Physician, NPI 1689820631

NASSER HAJAR (M.D.) is a healthcare provider. based in Sylvania, Ohio. specializing in GASTROENTEROLOGY. They hold the professional credentials M.D.. They hold a License No. 004026 (NY). The NPI Number for NASSER HAJAR (M.D.) is 1689820631

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
NASSER HAJAR (M.D.)
NPI
1689820631
Phone
(419) 843-7996
Address
5700 MONROE ST UNIT 103
Enumeration Date
11 August 2008
Last Update Date
3 November 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4198241444
Graduation Year
2005 (21 years ago)
PAC ID
6305081530
Group Practice PAC ID
2365348190
Professional Enrollment ID
I20140521001912
Address ID
OH435602168SY5200XRDXX300

Contacts

Secure Messaging
nhajar13114@epicdirect.promedica.org
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience58
Completeness85
Years active:17State licenses:1Other namesUpdated within 12 months

864 GASTROENTEROLOGY in OH

Loading map...

Provider Addresses for NASSER HAJAR (M.D.)

  • Monroe Street, Franklin Park, Sylvania, Lucas County, Ohio, 43560, United States

    SYLVANIA, OH 435602771

    Phone: (419) 843-7996

    Fax: (419) 841-7704

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 60 Open Payments records for all available years, with a total value of $1,101.

Total Amount is formed as General ($1,101) + Research ($0) + Ownership ($0) = $1,101.

Last reported payment date: 2024-12-23 • Largest payer in this snapshot: ABBVIE INC. ($550).

Total Amount

$1,101

General + Research + Ownership

Payments

60

Total payment records

General Amount

$1,101

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-23

Latest reported date

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: 2014-05-21

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

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
I20140521001912IGastroenterologyOHTBD

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
43239Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope133128$0
99214Established patient office or other outpatient visit, 30-39 minutes10277$0
45380Biopsy of large bowel using a flexible endoscope6363$0
45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare5555$0
99204New patient office or other outpatient visit, 45-59 minutes5050$0
View full utilization report →

Insurance plans in this area (ZIP 43560)

Loading plans...

Provider's Procedures

NASSER HAJAR (M.D.) performs procedures in GASTROENTEROLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
GASTROENTEROLOGYOH43235Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope1717
GASTROENTEROLOGYOH45385Removal of polyps or growths of large bowel using an endoscope1717

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: 2365348190View full group profile
NameSpecialtyState
-OH
Certified Registered Nurse Anesthetist (Crna)OH
-OH
-OH
-OH
Nurse PractitionerOH
-OH
Certified Registered Nurse Anesthetist (Crna)TX
-OH
-OH

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What is the standard ID for NASSER HAJAR (M.D.) in the U.S.?
In the U.S., NASSER HAJAR (M.D.) is identified by NPI 1689820631.
Is NASSER HAJAR (M.D.)'s NPI status active today?
Active status means NASSER HAJAR (M.D.)'s NPI record is not deactivated in the public file.
How should patients interpret NASSER HAJAR (M.D.)'s specialty?
The extract shows Internal Medicine Physician for NASSER HAJAR (M.D.). Clinical services aligned with this taxonomy classification.
What geographic area is tied to NASSER HAJAR (M.D.)?
NASSER HAJAR (M.D.) is associated with Sylvania, Ohio in the same public data insurers reference.
Why is information missing for NASSER HAJAR (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

Similar Providers

ALAN B SUNDHEIMER (MD)

Internal Medicine Physician
Monroe Street, Franklin Park, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1275533093

MARK D FINE (M.D.)

Internal Medicine Physician
7640, Sylvania Avenue, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1295736924

ROBERT G AXONOVITZ (M.D.)

Internal Medicine Physician
7640, Sylvania Avenue, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1730180407

ANN MARIE WOLFE (M.D.)

Internal Medicine Physician
4235, Secor Road, Deaveaux, Toledo, Lucas County, Ohio, 43623, United States
NPI: 1881695492

THOMAS MCALEAR (MD)

Internal Medicine Physician
Monroe Street, Franklin Park, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1154323137

ELIZABETH A HOFFMAN (MD)

Internal Medicine Physician
Monroe Street, Franklin Park, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1912909995

A DAVID B JAMES (MD)

Internal Medicine Physician
5308, Harroun Road, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1770585663

JOHN VALADE (MD)

Internal Medicine Physician
7640, Sylvania Avenue, Sylvania, Lucas County, Ohio, 43560, United States
NPI: 1487656195

DR. JOAN M DUGGAN (M.D.)

Infectious Disease Physician
3355, Glendale Avenue, Heather Downs, Toledo, Lucas County, Ohio, 43614, United States
NPI: 1891780300