Doctor profile · Federal record

Dr. John Nelligan, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Sports Medicine (Orthopaedic Surgery) Physician · Sonora, CA

  • NPI 1952491151
  • Accepts Medicare
  • MIPS 79.2 / 100 · 2023
  • 44 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 Guzzi Ln Ste 102
Sonora, CA 953705288
(209) 536-5780
fax (209) 588-2760

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 12, 2013
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (2)
California #G52634 · Washington #MD60171766

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952491151. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
995
Distinct HCPCS
10
Medicare allowed
$115,001
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 301 194 $66
20610 Aspiration and/or injection of fluid from large joint 137 102 $48
99214 Established patient office or other outpatient visit, 30-39 minutes 104 96 $98
73502 X-ray of hip, 2-3 views 98 75 $11
99203 New patient office or other outpatient visit, 30-44 minutes 89 89 $83
73562 X-ray of knee, 3 views 79 72 $9
73564 X-ray of knee, 4 or more views 53 53 $11
73030 X-ray of shoulder, minimum of 2 views 44 38 $9
27130 Replacement of thigh bone and hip joint with prosthesis 25 25 $1,290
27447 Replacement of knee joint, both sides of knee 25 25 $1,261

In context: peer comparison

Among 2 peers in this city , average services per provider: 65. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Bioventus LLC 1 $15.02

By nature of payment

Food and Beverage
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
394
Patients
246
Total drug cost
$5,430
Drug Type Claims Patients Total cost
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 107 55 $1,431
Tramadol Hcl Generic 101 60 $716
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 77 47 $818
Amoxicillin Generic 57 33 $105
Enoxaparin Sodium Generic 28 27 $2,052
Mupirocin Generic 24 24 $309

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Nelligan's medical specialty?
Dr. John Nelligan practices Orthopaedic Surgery Physician in Sonora, CA.
Where does Dr. John Nelligan practice?
Dr. John Nelligan practices at 680 Guzzi Ln Ste 102, Sonora, CA 953705288. Office phone: 2095365780.
What is Dr. John Nelligan's NPI?
Dr. John Nelligan's National Provider Identifier (NPI) is 1952491151, issued by NPPES.
Does Dr. John Nelligan accept Medicare assignment?
Yes. Dr. John Nelligan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Nelligan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.