Doctor profile · Federal record

Dr. Mary Collignon, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Shafter, CA

  • NPI 1194728477
  • Accepts Medicare
  • 39 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
320 James St
Shafter, CA 932632033
(661) 459-1814
fax (661) 459-1821
Mailing address
659 S Central Valley Hwy
Shafter, CA 932632790

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
January 26, 2012
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #NPF4036 · California #RN364116

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194728477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
473
Distinct HCPCS
4
Medicare allowed
$33,057
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 405 90 $69
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 28 28 $113
G0008 Administration of influenza virus vaccine 24 22 $27
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 16 15 $76

In context: peer comparison

Among 1 peers in Shafter Family Nurse Practitioner, average services per provider: 118. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,287
Transactions
59
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Amgen INC. 13 $271.26
Lilly USA, LLC 18 $240.23
AstraZeneca Pharmaceuticals Lp 5 $186.32
Otsuka America Pharmaceutical, INC. 5 $177.58
Novo Nordisk INC 5 $100.75
Abbvie INC. 1 $100.02
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 3 $50.17
Cranial Technologies, INC 2 $31.87
Vertex Pharmaceuticals Incorporated 1 $28.50
Pfizer INC. 2 $27.41
Boehringer Ingelheim Pharmaceuticals, INC. 1 $21.47
Optinose US, INC. 1 $21.33
Exact Sciences Corporation 1 $15.55
GlaxoSmithKline, LLC. 1 $14.47

By nature of payment

Food and Beverage
$1,287

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,348
Patients
310
Total drug cost
$26,939
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 123 27 $2,442
Amlodipine Besylate Generic 120 27 $1,918
Lisinopril Generic 116 23 $1,342
Ibuprofen Generic 105 38 $1,656
Levothyroxine Sodium Generic 105 23 $2,146
Hydrochlorothiazide Generic 104 25 $478
Pantoprazole Sodium Generic 92 21 $2,032
Metformin Hcl Generic 87 21 $1,387
Pravastatin Sodium Generic 80 13 $1,555
Gabapentin Generic 73 15 $3,428

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Collignon's medical specialty?
Dr. Mary Collignon practices Family Nurse Practitioner in Shafter, CA.
Where does Dr. Mary Collignon practice?
Dr. Mary Collignon practices at 320 James St, Shafter, CA 932632033. Office phone: 6614591814.
What is Dr. Mary Collignon's NPI?
Dr. Mary Collignon's National Provider Identifier (NPI) is 1194728477, issued by NPPES.
Does Dr. Mary Collignon accept Medicare assignment?
Yes. Dr. Mary Collignon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Collignon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.