Doctor profile · Federal record

Dr. Hillary Garrison, FNP-C

Nurse Practitioner · Santa Rosa, CA

  • NPI 1316620297
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
34 Mark West Springs RD Fl 2
Santa Rosa, CA 954031766
(707) 541-7900
fax (707) 573-5411
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
August 2023 — 3 yrs on file
Profile last updated
December 7, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #95018837

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316620297. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
96
Distinct HCPCS
2
Medicare allowed
$9,697
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 49 48 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 47 46 $84

In context: peer comparison

Among 4 peers in this city , average services per provider: 89. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$32
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 1 $31.63

By nature of payment

Food and Beverage
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$238
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 12 12 $238

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hillary Garrison's medical specialty?
Dr. Hillary Garrison practices Nurse Practitioner in Santa Rosa, CA.
Where does Dr. Hillary Garrison practice?
Dr. Hillary Garrison practices at 34 Mark West Springs RD Fl 2, Santa Rosa, CA 954031766. Office phone: 7075417900.
What is Dr. Hillary Garrison's NPI?
Dr. Hillary Garrison's National Provider Identifier (NPI) is 1316620297, issued by NPPES.
Does Dr. Hillary Garrison accept Medicare assignment?
Yes. Dr. Hillary Garrison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hillary Garrison 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 99213). Source: CMS Medicare Physician & Other Practitioners file.