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DR. NICHOLAS JOHN DREHER M.D.
NPI 1336254663
Internal Medicine in Cleveland, OH

Active since August 19, 2006PECOS Enrolled
2500 METROHEALTH DR, CLEVELAND, OH 44109(216) 778-7800 Get Directions Write a Review

NPPES record last updated: December 27, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Nicholas John Dreher M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NICHOLAS JOHN DREHER M.D. (NPI 1336254663) is an individual internal medicine provider in Cleveland, Ohio, licensed in Ohio (35-059520) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336254663
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. NICHOLAS JOHN DREHERCredential: M.D.
Location Address2500 METROHEALTH DRCleveland, OH 44109-1900
Mailing Address2500 Metrohealth DrCleveland, OH 44109-1900
Phone(216) 778-7800
Sole ProprietorNo
Enumeration DateAugust 19, 2006
Last NPPES UpdateDecember 27, 2021
✔ NPI 1336254663 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in OH · 35-059520
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 35-059520 (OH)
2500 METROHEALTH DR, Cleveland, OH 44109
Open in Google Maps ↗

Other Identifiers 1

Medicaid0903160OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nicholas John Dreher M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Nicholas Dreher reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Metrohealth System
0.1 mi
Multi-Specialty
2500 METROHEALTH DR
Cleveland, OH 44109
  • Reassigned Medicare billing, Ohio enrollment
  • 2,147 clinicians in this Medicare group
NPI 1053353896 (216) 957-2442

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.12 typical visit price
range $54.34 – $166.65
Typical copayment $31.53 (range $13.58 – $41.66)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AMIR RAZAVI MD
Internal Medicine
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
WILLIAM STEPHEN BARNES II DMD
Dentist (Oral and Maxillofacial Surgery)
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
CATHERINE V. DABRAMO MD
Emergency Medicine
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
RHONDA KOCINSKI CNP
Nurse Practitioner (Family)
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
DR. VANESSA PHILLIS HO MD
Surgery (Surgical Critical Care)
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
DR. JOI S. COPELAND DDS
Dentist (General Practice)
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-4725
DR. FRANK KENNER PH.D.
Psychologist (Rehabilitation)
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800
DR. KRUPA PARIKH MD
Internal Medicine
2500 METROHEALTH DR
CLEVELAND, OH 44109
Cuyahoga County (216) 778-7800

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicholas Dreher's NPI number?

The NPI number for Nicholas Dreher is 1336254663. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Where is Nicholas Dreher located?

Nicholas Dreher practices at 2500 Metrohealth Dr, Cleveland, OH 44109. The listed phone number is (216) 778-7800.

What is Nicholas Dreher's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Nicholas Dreher enrolled in Medicare?

Yes. Nicholas Dreher is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nicholas Dreher's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Dreher reassigns Medicare benefits to The Metrohealth System (Cleveland, OH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nicholas Dreher's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholas Dreher accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 3 other insurers list Nicholas Dreher as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nicholas Dreher was last updated on December 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.