MARK ZAHNISER MD
NPI 1396738548
Anesthesiology - Critical Care Medicine in Cleveland, OH

Active since August 23, 2005PECOS EnrolledAccepts Medicare Assignment
11100 EUCLID AVE, CLEVELAND, OH 44106(216) 844-7330(216) 844-3781 Get Directions Write a Review

NPPES record last updated: August 19, 2010. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Mark Zahniser Md NPPES

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

MARK ZAHNISER MD (NPI 1396738548) is an individual critical care medicine provider in Cleveland, Ohio, licensed in Ohio (35066970) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Providence Portland Medical Center, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1396738548
Entity TypeIndividualMale
Primary Taxonomy207LC0200X
Provider Legal NameMARK ZAHNISERCredential: MD
Location Address11100 EUCLID AVECleveland, OH 44106
Mailing Address24701 Euclid Ave, 3rd FloorEuclid, OH 44117-1714 · (216) 383-6616
Fax(216) 844-3781
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateAugust 23, 2005
Last NPPES UpdateAugust 19, 2010
NPI 1396738548 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

Primary SpecialtyAnesthesiology · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LC0200X
License Licensed in OH · 35066970
Definition

An anesthesiologist, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedAnesthesiologyTaxonomy 207L00000X · License 35066970 (OH)
Also ListedAnesthesiology · Addiction MedicineTaxonomy 207LA0401X · License 35066970 (OH)
Also ListedAnesthesiology · Hospice and Palliative MedicineTaxonomy 207LH0002X · License 35066970 (OH)
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License 35066970 (OH)
Also ListedAnesthesiology · Pediatric AnesthesiologyTaxonomy 207LP3000X · License 35066970 (OH)
11100 EUCLID AVE, Cleveland, OH 44106

Other Identifiers 15

Other000000231404OH · Anthem Bcbs
Other050085791OH · Railroad Medicare
Medicare PINZA4021564OH
Other000000225169OH · Unison
Other341924447032OH · Caresource
Other000000532710OH · Anthem
Other751194OH · Buckeye Medicaid
OtherP00405859OH · Railroad Medicare
Medicaid364080614AGA
Other0583328OH · Bcmh
Other414859OH · Wellcare Medicaid
Medicaid2183640OH
Medicare PINZA4021562OH
Other5166041OH · Aetna
Medicare UPING14242OH

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mark Zahniser Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981604337
PECOS Enrollment IDI20250325001970
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Follow-up hospital inpatient care per day, typically 35 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
90 services55 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
68 services45 patients
Follow-up hospital inpatient care per day, typically 25 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
14 services13 patients
Pacemaker insertion or repair NAN10
Pacemaker insertion or repair is a procedure to help regulate your heartbeat. A small device, called a pacemaker, is implanted under the skin near your heart. This device sends electrical signals to prompt your heart to beat at a normal rate. In a repair procedure, the pacemaker may be adjusted, replaced, or the wires connecting it to your heart may be fixed.
0 services1 patient

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Providence Portland Medical Center

Acute Care Hospitals · Portland, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380061
Location4805 NE Glisan StreetPortland, OR 97213 · Multnomah County
Emergency services Birthing friendly

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.

Nurse Anesthetist, Certified Registered
11100 EUCLID AVE
CLEVELAND, OH 44106
Radiology (Radiation Oncology)
11100 EUCLID AVE
CLEVELAND, OH 44106
Pediatrics (Pediatric Hematology-Oncology)
11100 EUCLID AVE, BOLWELL 6TH FLOOR
CLEVELAND, OH 44106
Anesthesiology
11100 EUCLID AVE
CLEVELAND, OH 44106
Anesthesiologist Assistant
11100 EUCLID AVE
CLEVELAND, OH 44106
Anesthesiology
11100 EUCLID AVE
CLEVELAND, OH 44106
Anesthesiology
11100 EUCLID AVE
CLEVELAND, OH 44106
Nurse Anesthetist, Certified Registered
11100 EUCLID AVE
CLEVELAND, OH 44106

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396738548, enumerated as an "individual" on August 23, 2005.

The provider is located at 11100 EUCLID AVE CLEVELAND, OH 44106 and the phone number is (216) 844-7330.

Anesthesiology with taxonomy code 207LC0200X and a focus in Critical Care Medicine.

The provider might be accepting Accepts: CareSource, Blue Cross Blue Shield, Anthem Blue. Please consult your insurance carrier or call the provider to verify.

Mark Zahniser is affiliated with: PROVIDENCE PORTLAND MEDICAL CENTER.