Doctor profile · Federal record

Dr. Samuel Grossman, MD

Family Medicine Physician (CMS: Family Practice) · Ventura, CA

  • NPI 1538653415
  • Accepts Medicare
  • MIPS 82.2 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Hillmont Ave, Bldg 340, Suite 201
Ventura, CA 93003
(805) 652-6100
fax (805) 652-3252
Mailing address
2323 Knoll Dr Ste 219
Ventura, CA 930037307

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
November 14, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A164155

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538653415. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
174
Distinct HCPCS
4
Medicare allowed
$11,520
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 86 26 $75
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 45 14 $40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 13 $79
99283 Emergency department visit with low level of medical decision making 16 16 $71

In context: peer comparison

Among 60 peers in this city , average services per provider: 76. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 1 $18.96

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
479
Patients
92
Total drug cost
$16,396
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 111 26 $1,840
Lisinopril Generic 49 16 $881
Amlodipine Besylate Generic 36 14 $363
Omeprazole Generic 36 13 $494
Losartan Potassium Generic 34 0 $353
Gabapentin Generic 31 0 $524
Metformin Hcl Generic 31 11 $316
Levothyroxine Sodium Generic 30 12 $621
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 25 0 $860
Glipizide Generic 20 0 $295

Frequently asked questions

Auto-generated from federal data
What is Dr. Samuel Grossman's medical specialty?
Dr. Samuel Grossman practices Family Medicine Physician in Ventura, CA.
Where does Dr. Samuel Grossman practice?
Dr. Samuel Grossman practices at 300 Hillmont Ave, Bldg 340, Suite 201, Ventura, CA 93003. Office phone: 8056526100.
What is Dr. Samuel Grossman's NPI?
Dr. Samuel Grossman's National Provider Identifier (NPI) is 1538653415, issued by NPPES.
Does Dr. Samuel Grossman accept Medicare assignment?
Yes. Dr. Samuel Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Samuel Grossman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.