Doctor profile · Federal record

Dr. Christopher Castle, ANP-C

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Greeneville, TN

  • NPI 1568406684
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1420 Tusculum Blvd
Greeneville, TN 377454279
(423) 783-5510
fax (423) 783-5515
Mailing address
1021 W Oakland Ave Ste 310
Johnson City, TN 376042192

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 27, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Tennessee #10471
Medicaid
TN #1510127

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568406684. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,682
Distinct HCPCS
10
Medicare allowed
$93,497
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 395 241 $101
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 334 160 $7
20610 Aspiration and/or injection of fluid from large joint 264 126 $54
99213 Established patient office or other outpatient visit, 20-29 minutes 114 86 $71
J7321 Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose 98 23 $74
73560 X-ray of knee, 1-2 views 88 81 $27
72100 X-ray of lower and sacral spine, 2-3 views 65 59 $31
99204 New patient office or other outpatient visit, 45-59 minutes 62 62 $132
20552 Injection of trigger points, 1-2 muscles 59 47 $37
73030 X-ray of shoulder, minimum of 2 views 39 27 $27

In context: peer comparison

Among 1 peers in Greeneville Adult Health Nurse Practitioner, average services per provider: 98. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Endo USA, INC. 1 $19.85

By nature of payment

Food and Beverage
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
591
Patients
408
Total drug cost
$6,898
Drug Type Claims Patients Total cost
Prednisone Generic 270 220 $2,725
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 100 69 $574
Baclofen Generic 76 52 $1,328
Meloxicam Generic 50 20 $179
Oxycodone Hcl Generic 21 15 $90
Naloxone Hcl Generic 19 19 $1,609
Tramadol Hcl Generic 15 0 $41
Celecoxib Generic 14 0 $202
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 14 13 $99
Pregabalin Generic 12 0 $49

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Castle's medical specialty?
Dr. Christopher Castle practices Adult Health Nurse Practitioner in Greeneville, TN.
Where does Dr. Christopher Castle practice?
Dr. Christopher Castle practices at 1420 Tusculum Blvd, Greeneville, TN 377454279. Office phone: 4237835510.
What is Dr. Christopher Castle's NPI?
Dr. Christopher Castle's National Provider Identifier (NPI) is 1568406684, issued by NPPES.
Does Dr. Christopher Castle accept Medicare assignment?
Yes. Dr. Christopher Castle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Castle commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.