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MR. MARK ANTHONY SHERFEY MD
NPI 1497877583
Internal Medicine in Monterey, TN

Active since April 06, 2007Opted out of Medicare · through Oct 1, 2027CLIA 44D1078263 · Waiver
4355 HANGING LAMB HWY, MONTEREY, TN 38574(931) 839-7672(931) 839-7672 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mr. Mark Anthony Sherfey Md NPPES

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

MR. MARK ANTHONY SHERFEY MD (NPI 1497877583) is an individual internal medicine provider in Monterey, Tennessee and active in the NPI registry since April 2007. He has opted out of Medicare through October 1, 2027 and remains eligible to order and refer and holds a CLIA Waiver certificate valid through January 6, 2028.

NPPES Registry Identity

NPI1497877583
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. MARK ANTHONY SHERFEYCredential: MD
Location Address4355 HANGING LAMB HWYMonterey, TN 38574
Mailing Address4355 Hanging Lamb HwyMonterey, TN 38574 · (931) 839-7672 · Fax (931) 839-7672
Phone(931) 839-7672
Fax(931) 839-7672
Sole ProprietorNo
Enumeration DateApril 6, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1497877583 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
4355 HANGING LAMB HWY, Monterey, TN 38574
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Other Identifiers 2

Medicare ID-Type Unspecified3043985TN
Medicare UPIND93206

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mr. Mark Anthony Sherfey Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2013 through October 1, 2027.

Opt-Out Effective DateOctober 1, 2013
Opt-Out In Effect ThroughOctober 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 44D1078263

Mark A Sherfey MD · Monterey, TN
Active · expires Jan 6, 2028
CLIA Number44D1078263
Laboratory TypePhysician Office
Certificate Effective DateJanuary 7, 2026
Certificate Expiration DateJanuary 6, 2028
Laboratory DirectorMark A. Sherfey MD
Laboratory Phone(931) 839-7672
Laboratory LocationMark A Sherfey MD4355 Hanging Limb Highway, Monterey, TN 38574
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38574 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

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 Mark Sherfey's NPI number?

The NPI number for Mark Sherfey is 1497877583. It was assigned to this individual provider in the NPPES registry on April 6, 2007.

Where is Mark Sherfey located?

Mark Sherfey practices at 4355 Hanging Lamb Hwy, Monterey, TN 38574. The listed phone number is (931) 839-7672.

What is Mark Sherfey's specialty?

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

Is Mark Sherfey enrolled in Medicare?

No. Mark Sherfey has opted out of Medicare through October 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Does Mark Sherfey hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 44D1078263) is associated with this NPI, valid through January 6, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Mark Sherfey was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.