Doctor profile · Federal record

Dr. Marlene Lennon, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Saint Helena, CA

  • NPI 1023089729
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
821 Saint Helena Hwy S Ste 2
Saint Helena, CA 945742266
(707) 967-7551
fax (707) 967-7552

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 6, 2020
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #7432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023089729. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
32
Distinct HCPCS
1
Medicare allowed
$5,224
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 32 31 $163

In context: peer comparison

Among 4 peers in this city , average services per provider: 71. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,555
Transactions
40
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 8 $402.33
Daiichi Sankyo Inc. 13 $345.42
Janssen Biotech, Inc. 8 $268.05
ABBVIE INC. 3 $173.12
SOBI, INC 1 $105.33
Takeda Pharmaceuticals U.S.A., Inc. 1 $99.00
AstraZeneca Pharmaceuticals LP 2 $54.25
Merck Sharp & Dohme LLC 1 $32.17
GENZYME CORPORATION 1 $28.27
Genentech USA, Inc. 1 $23.85
Genmab U.S., Inc. 1 $22.73

By nature of payment

Food and Beverage
$1,129
Education
$426

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
82
Patients
13
Total drug cost
$13,309
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 18 13 $11,939
Letrozole Generic 16 0 $220
Acyclovir Generic 13 0 $304
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 0 $607
Oxycodone Hcl Generic 11 0 $165
Prednisone Generic 11 0 $73

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marlene Lennon's medical specialty?
Dr. Marlene Lennon practices Family Nurse Practitioner in Saint Helena, CA.
Where does Dr. Marlene Lennon practice?
Dr. Marlene Lennon practices at 821 Saint Helena Hwy S Ste 2, Saint Helena, CA 945742266. Office phone: 7079677551.
What is Dr. Marlene Lennon's NPI?
Dr. Marlene Lennon's National Provider Identifier (NPI) is 1023089729, issued by NPPES.
Does Dr. Marlene Lennon accept Medicare assignment?
Yes. Dr. Marlene Lennon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marlene Lennon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.