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DR. SHERI S. SLEZAK M.D.
NPI 1962424879
Surgery in Baltimore, MD

Active since July 24, 2006PECOS Enrolled
22 S GREENE ST, BALTIMORE, MD 21201(410) 328-6897(410) 328-2109 Get Directions Write a Review

NPPES record last updated: March 8, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Sheri S. Slezak M.d. NPPES

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

DR. SHERI S. SLEZAK M.D. (NPI 1962424879) is an individual surgery provider in Baltimore, Maryland, licensed in Massachusetts (D32924) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962424879
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. SHERI S. SLEZAKCredential: M.D.
Location Address22 S GREENE STBaltimore, MD 21201-1544
Mailing AddressPo Box 64226Baltimore, MD 21264-4742 · (410) 328-6897 · Fax (410) 328-2109
Phone(410) 328-6897
Fax(410) 328-2109
Sole ProprietorNo
Enumeration DateJuly 24, 2006
Last NPPES UpdateMarch 8, 2012
✔ NPI 1962424879 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in MA · D32924
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
22 S GREENE ST, Baltimore, MD 21201
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Other Identifiers 11

Medicaid207471100MD
Other964068MD · United Hlthcare National
Other0035MD · Carefirst Regional
Other1700528MD · United Hlthcare
Other79986MD · Geisinger
Other16068MD · Freestate
Medicare ID-Type Unspecified020018081MD · Railroad
Other213358MD · Kaiser
Other216993MD · Mdipa
Medicare UPINB70280MD
Medicare PINT696MD

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sheri S. Slezak 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 Sheri Slezak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Maryland Surgical Associates, PA
0.2 mi
Specialist
419 W REDWOOD ST
Baltimore, MD 21201
  • Reassigned Medicare billing, Maryland enrollment
  • 201 clinicians in this Medicare group
NPI 1962417634 (667) 214-1718

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

Areas of Expertise CMS Part B claims 4

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

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
21 services21 patients
Breast reduction 19318
Breast reduction is a surgical procedure that reduces the size of your chest area to alleviate discomfort or achieve a desired appearance. It involves removing excess tissue and reshaping the remaining area. It can help with issues like back pain, skin irritation, and posture problems.
19 services19 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
17 services17 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
17 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21201 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
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.

DR. LEONARD ANANG SOWAH M.D.
Internal Medicine
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 706-4619
VISHAL BHATNAGAR MD
Student in an Organized Health Care Education/Training Program
22 S GREENE ST, MEDICINE, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-6110
NANCE J FOX P.A.-C
Physician Assistant (Medical)
22 S GREENE ST, G2K36
BALTIMORE, MD 21201
Baltimore City (410) 328-1170
HILARY TAMARA WOLF MD
Pediatrics (Adolescent Medicine)
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 328-7373
MS. LINDSAY BREAM O'MEARA CRNP
Nurse Practitioner (Acute Care)
22 S GREENE ST, SUITE S4D07
BALTIMORE, MD 21201
Baltimore City (410) 328-3365
NORA T OLIVER M.D., M.P.H.
Student in an Organized Health Care Education/Training Program
22 S GREENE ST, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-5756
SHOSHANA JO WEINER
Internal Medicine
22 S GREENE ST
BALTIMORE, MD 21201
Baltimore City (617) 214-1332
JENNA VANLIERE CANZONIERO M.D.
Internal Medicine
22 S GREENE ST, N3E09
BALTIMORE, MD 21201
Baltimore City (410) 328-5756

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 Sheri Slezak's NPI number?

The NPI number for Sheri Slezak is 1962424879. It was assigned to this individual provider in the NPPES registry on July 24, 2006.

Where is Sheri Slezak located?

Sheri Slezak practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-6897.

What is Sheri Slezak's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Sheri Slezak enrolled in Medicare?

Yes. Sheri Slezak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sheri Slezak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sheri Slezak reassigns Medicare benefits to University Of Maryland Surgical Associates, PA (Baltimore, MD). 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 Sheri Slezak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sheri Slezak was last updated on March 8, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.