Doctor profile · Federal record

Dr. Robert Lynch, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Riverbank, CA

  • NPI 1184644031
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2603 Patterson RD Ste 2
Riverbank, CA 953673407
(209) 869-7400
Mailing address
2603 Patterson RD
Riverbank, CA 953673407

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 3, 2009
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A065277

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184644031. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
842
Distinct HCPCS
6
Medicare allowed
$75,680
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 740 287 $93
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 31 31 $15
81002 Urinalysis, manual test 22 20 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 21 21 $130
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 17 17 $132
99495 Transitional care management services for problem of at least moderate complexity 11 11 $148

In context: peer comparison

Among 1 peers in Riverbank Internal Medicine Physician, average services per provider: 140. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,209
Transactions
52
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 7 $466.78
Lilly USA, LLC 13 $167.90
Novo Nordisk INC 12 $145.05
Lundbeck LLC 4 $113.51
Boehringer Ingelheim Pharmaceuticals, INC. 4 $83.55
Bayer Healthcare Pharmaceuticals INC. 3 $51.28
E.R. Squibb & Sons, L.L.C. 3 $50.47
Otsuka America Pharmaceutical, INC. 2 $40.43
Axsome Therapeutics, INC. 1 $32.74
Amgen INC. 1 $24.48
Pfizer INC. 1 $17.25
Idorsia Pharmaceuticals US INC 1 $15.50

By nature of payment

Food and Beverage
$1,209

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,390
Patients
1,852
Total drug cost
$165,048
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,059 324 $26,411
Levothyroxine Sodium Generic 679 188 $15,461
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 596 89 $19,394
Lisinopril Generic 493 158 $16,868
Alprazolam Generic 440 91 $5,011
Omeprazole Generic 431 148 $11,719
Hydrochlorothiazide Generic 354 111 $1,209
Amlodipine Besylate Generic 342 112 $8,369
Metoprolol Succinate Generic 333 104 $9,452
Metformin Hcl Generic 330 107 $8,016

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Lynch's medical specialty?
Dr. Robert Lynch practices Internal Medicine Physician in Riverbank, CA.
Where does Dr. Robert Lynch practice?
Dr. Robert Lynch practices at 2603 Patterson RD Ste 2, Riverbank, CA 953673407. Office phone: 2098697400.
What is Dr. Robert Lynch's NPI?
Dr. Robert Lynch's National Provider Identifier (NPI) is 1184644031, issued by NPPES.
Does Dr. Robert Lynch accept Medicare assignment?
Yes. Dr. Robert Lynch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Lynch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.