Doctor profile · Federal record

Dr. Timothy Vanderkwaak, M.D.

Gynecologic Oncology Physician (CMS: Gynecological Oncology) · Obstetrics & Gynecology Physician · Sylva, NC

  • NPI 1699734863
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
609 Asheville Hwy
Sylva, NC 287792747
(828) 586-7697
Additional location
100 Ridgefield CT
Asheville, NC 288062270
(828) 670-8403
fax (828) 670-8404
Mailing address
Po Box 16948
Asheville, NC 288160948

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 4, 2022
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207VX0201X — NUCC code
State licenses (2)
North Carolina #200000648 · North Carolina #2000-00648
Medicaid
NC #89126HC

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699734863. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
793
Distinct HCPCS
10
Medicare allowed
$95,362
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 374 229 $95
99215 Established patient office or other outpatient visit, 40-54 minutes 138 31 $139
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 74 26 $77
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 64 56 $32
99205 New patient office or other outpatient visit, 60-74 minutes 52 52 $176
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 14 $116
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 21 21 $18
58571 Removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less 18 18 $807
58100 Biopsy of lining of uterus 14 14 $61
58662 Destruction or removal of ovary or growth of pelvis using an endoscope 13 13 $402

In context: peer comparison

Among 1 peers in Sylva Gynecologic Oncology Physician, average services per provider: 79. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$334
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 3 $207.71
GlaxoSmithKline, LLC. 1 $81.31
Karyopharm Therapeutics INC. 1 $27.78
Myriad Genetic Laboratories, INC. 1 $17.04

By nature of payment

Food and Beverage
$334

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
168
Patients
13
Total drug cost
$405,184
Drug Type Claims Patients Total cost
Lynparza (Olaparib) Brand 28 0 $378,149
Eliquis (Apixaban) Brand 26 0 $18,301
Letrozole Generic 23 0 $638
Lorazepam Generic 22 0 $86
Dexamethasone Generic 16 13 $656
Ondansetron Odt (Ondansetron) Brand 16 0 $330
Oxycodone Hcl Generic 14 0 $66
Xarelto (Rivaroxaban) Brand 12 0 $6,839
Promethazine Hcl Generic 11 0 $119

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Vanderkwaak's medical specialty?
Dr. Timothy Vanderkwaak practices Gynecologic Oncology Physician in Sylva, NC.
Where does Dr. Timothy Vanderkwaak practice?
Dr. Timothy Vanderkwaak practices at 609 Asheville Hwy, Sylva, NC 287792747. Office phone: 8285867697.
What is Dr. Timothy Vanderkwaak's NPI?
Dr. Timothy Vanderkwaak's National Provider Identifier (NPI) is 1699734863, issued by NPPES.
Does Dr. Timothy Vanderkwaak accept Medicare assignment?
Yes. Dr. Timothy Vanderkwaak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Vanderkwaak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.