CATHERINE YING YING TANNAHILL MD
NPI 1679935787
Neurological Surgery in Lexington, KY

Q: What is Catherine Tannahill's NPI number?

The NPI number for Catherine Tannahill is 1679935787. It was assigned to this individual provider in the NPPES registry on March 28, 2016. The provider is also known as Catherine Ying Ying Wang MD.

Q: What is Catherine Tannahill's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Active since March 28, 2016PECOS EnrolledAccepts Medicare Assignment

800 ROSE ST, LEXINGTON, KY 40536(859) 323-5661 Get Directions Write a Review

NPPES record last updated: May 21, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 21, 2023, Jul 25, 2017, Mar 28, 2016 (3 updates tracked since 2016).

On this page

About Catherine Ying Ying Tannahill Md NPPES

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

CATHERINE YING YING TANNAHILL MD (NPI 1679935787) is an individual neurological surgery provider in Lexington, Kentucky, licensed in Kentucky (52710) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS, is affiliated with Mcleod Regional Medical Center-pee Dee, and is a graduate of University Of Kentucky College Of Medicine (2016).

NPPES Registry Identity

NPI1679935787

Entity TypeIndividualFemale

Primary Taxonomy207T00000X

Provider Legal NameCATHERINE YING YING TANNAHILLCredential: MD

Location Address800 ROSE STLexington, KY 40536-7001

Mailing Address800 Rose StLexington, KY 40536-7001

Phone(859) 323-5661

Sole ProprietorNo

Medical School CMSUniversity Of Kentucky College Of MedicineGraduated 2016

Enumeration DateMarch 28, 2016

Last NPPES UpdateMay 21, 20233 updates tracked since enumeration

NPPES CertifiedMay 21, 2023

✔ NPI 1679935787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207T00000X

Licenses✔ Licensed in KY · 52710✔ Licensed in KY · R4192

Definition

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

800 ROSE ST, Lexington, KY 40536

Open in Google Maps ↗

Other Names 1

Former Name (1)Catherine Ying Ying Wang Md

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of South Carolina, InStil Health, Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Catherine Ying Ying Tannahill 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 ID1456626563

PECOS Enrollment IDI20231016000308

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 Catherine Tannahill reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mcleod Physician Associates II

366 mi

Psychiatry

701 CASHUA FERRY RD
Darlington, SC 29532

Reassigned Medicare billing, South Carolina enrollment
878 clinicians in this Medicare group

NPI 1629189766 (843) 777-4217

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 13

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

191 services137 patients

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.

141 services141 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 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.

74 services38 patients

X-ray of upper spine, 4-5 views 72050

An X-ray of the upper spine with 4-5 views is a non-invasive imaging test. It uses radiation to capture detailed images of the bones and structures in your neck and upper back. This procedure helps identify issues like fractures, infections, or deformities.

64 services42 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

57 services54 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

50 services48 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

26 services26 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

22 services18 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

16 services11 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

15 services11 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

14 services14 patients

X-ray of middle spine, 2 views 72070

An X-ray of the middle spine, or thoracic spine, involves capturing two different images of the area. This non-invasive procedure uses small amounts of radiation to visualize the bones and tissues in your back, helping to identify any abnormalities or injuries.

12 services12 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Mcleod Regional Medical Center-Pee Dee

Acute Care Hospitals · Florence, SC

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420051

Location555 E Cheves St Box 8700Florence, SC 29506 · Florence County

Emergency services Birthing friendly

Mcleod Health Cheraw

Acute Care Hospitals · Cheraw, SC

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420107

Location711 Chesterfield HighwayCheraw, SC 29520 · Chesterfield County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40536 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

$122.77 typical visit price

range $52.76 – $162.27

Typical copayment $30.69 (range $13.19 – $40.56)

Most-billed visit code 99204

Established Patient

$66.24 typical visit price

range $16.53 – $131.99

Typical copayment $16.56 (range $4.13 – $32.99)

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. JEREMY WAYNE THACKER M.D.

Radiology (Diagnostic Radiology)

800 ROSE ST, HX-302 UKMC
LEXINGTON, KY 40536

Fayette County (859) 257-4457

DR. KIRK PHILLIP HEITMAN M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

800 ROSE ST, MS117
LEXINGTON, KY 40536

Fayette County (859) 257-1446

HARISH RAM MD

Anesthesiology

800 ROSE ST
LEXINGTON, KY 40536

Fayette County (859) 323-5956

MS. YVONNE P RICE APRN NP-C

Nurse Practitioner (Family)

800 ROSE ST
LEXINGTON, KY 40536

Fayette County (859) 218-1779

VANESSA D. SMITH MD

Pathology (Anatomic Pathology)

800 ROSE ST
LEXINGTON, KY 40536

Fayette County (859) 323-6183

JASMINE HOWARD APRN

Nurse Practitioner (Acute Care)

800 ROSE ST, MN604
LEXINGTON, KY 40536

Fayette County (859) 323-6047

MITCHELL ALEXANDER MIGUEL M.D.

Hospitalist

800 ROSE ST
LEXINGTON, KY 40536

Fayette County (859) 323-6047

LEAH RAY YEAGER APRN

Nurse Practitioner (Family)

800 ROSE ST, CC417
LEXINGTON, KY 40536

Fayette County (859) 257-1223

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 Catherine Tannahill's NPI number?

The NPI number for Catherine Tannahill is 1679935787. It was assigned to this individual provider in the NPPES registry on March 28, 2016. The provider is also known as Catherine Ying Ying Wang MD.

Where is Catherine Tannahill located?

Catherine Tannahill practices at 800 Rose St, Lexington, KY 40536. The listed phone number is (859) 323-5661.

What is Catherine Tannahill's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Catherine Tannahill enrolled in Medicare?

Yes. Catherine Tannahill is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Catherine Tannahill's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Tannahill reassigns Medicare benefits to Mcleod Physician Associates II (Darlington, SC). 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 Catherine Tannahill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Catherine Tannahill accept?

Health plans from BlueCross BlueShield of South Carolina, InStil Health and Molina Healthcare list Catherine Tannahill 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.

Is Catherine Tannahill affiliated with any hospitals?

According to CMS data, Catherine Tannahill is affiliated with Mcleod Regional Medical Center-Pee Dee and Mcleod Health Cheraw.

When was this NPI record last updated?

The NPPES record for Catherine Tannahill was last updated on May 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.