DR. NICHOLAS JOHN DREHER (M.D.) – Internal Medicine Physician, NPI 1336254663

DR. NICHOLAS JOHN DREHER (M.D.) is a healthcare provider. based in Cleveland, Ohio. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 35-059520 (OH). The NPI Number for DR. NICHOLAS JOHN DREHER (M.D.) is 1336254663

Main info

Male
40 Years Of Experience
Accepts Medicare Assignment
Name
DR. NICHOLAS JOHN DREHER (M.D.)
NPI
1336254663
Phone
Not provided
Address
2500 METROHEALTH DR
Enumeration Date
19 August 2006
Last Update Date
27 December 2021

Doctor Profile

Medical School Name
UNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Secondary Phone
2167787800
Graduation Year
1986 (40 years ago)
PAC ID
0840225728
Group Practice PAC ID
8628982949
Professional Enrollment ID
I20050929000170

Contacts

Secure Messaging
ndreher113748@direct.metrohealth.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

Provider Addresses for DR. NICHOLAS JOHN DREHER (M.D.)

  • 2500 METROHEALTH DR

    CLEVELAND, OH 441091900

    Phone:

    Type: Mailing

  • 1001, Lakeside Avenue East, East 4th Street, Warehouse District, Cleveland, Cuyahoga County, Ohio, 44114, United States

    #1200

    CLEVELAND, OH 441141158

    Phone:

    Type: Mailing

  • Royalton Road, Strongsville, Cuyahoga County, Ohio, 44096, United States

    STRONGSVILLE, OH 441365151

    Phone: (216) 524-7377

    Fax: (440) 846-2889

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2005-09-29

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
I20050929000170IInternal MedicineOHTBD

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 44109)

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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: 8628982949View full group profile
NameSpecialtyState
-OH
-OH
Plastic And Reconstructive Surgery, Maxillofacial SurgeryOH
Cardiovascular Disease (Cardiology)OH
Emergency MedicineIN
Nurse PractitionerOH
-OH
Cardiovascular Disease (Cardiology), Internal MedicineOH
-OH
-VA

Reviews

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Frequently asked questions

What is the registry number for DR. NICHOLAS JOHN DREHER (M.D.)?
The registry entry for DR. NICHOLAS JOHN DREHER (M.D.) shows NPI 1336254663.
Quick check: is DR. NICHOLAS JOHN DREHER (M.D.) active?
Public NPPES data shows DR. NICHOLAS JOHN DREHER (M.D.) with an active NPI status right now.
What does the directory say DR. NICHOLAS JOHN DREHER (M.D.) does?
Insurance directories may phrase it differently, but here DR. NICHOLAS JOHN DREHER (M.D.) maps to Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Is DR. NICHOLAS JOHN DREHER (M.D.) tied to Cleveland, Ohio?
If you are local to Cleveland, Ohio, DR. NICHOLAS JOHN DREHER (M.D.) may be relevant to your search.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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