Doctor profile · Federal record

Dr. R Vandergriff, ACNP

Critical Care Medicine Nurse Practitioner (CMS: Nurse Practitioner) · Tyler, TX

  • NPI 1215230586
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 E Dawson St
Tyler, TX 757012036
(903) 525-1914
Mailing address
Po Box 841656
Dallas, TX 752841656

Credentials & registration

NPPES · NUCC
NPI registered
December 2010 — 16 yrs on file
Profile last updated
October 14, 2014
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363LC0200X — NUCC code
State license (1)
Texas #631043
Medicaid
TX #280002101

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215230586. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
145
Distinct HCPCS
2
Medicare allowed
$24,551
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 132 126 $177
99292 Critical care, each additional 30 minutes 13 13 $89

In context: peer comparison

Among 2 peers in Tyler Critical Care Medicine Nurse Practitioner, average services per provider: 87. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $125.00

By nature of payment

Food and Beverage
$125

Frequently asked questions

Auto-generated from federal data
What is Dr. R Vandergriff's medical specialty?
Dr. R Vandergriff practices Critical Care Medicine Nurse Practitioner in Tyler, TX.
Where does Dr. R Vandergriff practice?
Dr. R Vandergriff practices at 800 E Dawson St, Tyler, TX 757012036. Office phone: 9035251914.
What is Dr. R Vandergriff's NPI?
Dr. R Vandergriff's National Provider Identifier (NPI) is 1215230586, issued by NPPES.
Does Dr. R Vandergriff accept Medicare assignment?
Yes. Dr. R Vandergriff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. R Vandergriff commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Critical care (HCPCS 99292). Source: CMS Medicare Physician & Other Practitioners file.