Doctor profile · Federal record

Dr. Philip Lynn, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Garden Grove, CA

  • NPI 1326044819
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
14411 Brookhurst St, Ste D
Garden Grove, CA 928434667
(714) 839-4545
fax (714) 839-3236

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
December 2, 2011
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G66511
Medicaid
CA #00G665111

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326044819. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,175
Distinct HCPCS
10
Medicare allowed
$404,081
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 1,029 213 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 705 154 $139
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 661 48 $43
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 368 51 $53
99091 Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 343 52 $57
99443 Telephone medical discussion with physician, 21-30 minutes 289 121 $102
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 234 40 $58
G0442 Annual alcohol misuse screening, 5 to 15 minutes 132 132 $21
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes 124 124 $28
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 117 46 $59

In context: peer comparison

Among 16 peers in Garden Grove Internal Medicine Physician, average services per provider: 257. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,841
Patients
684
Total drug cost
$48,070
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 281 88 $6,703
Losartan Potassium Generic 222 65 $5,520
Amlodipine Besylate Generic 215 70 $3,712
Metformin Hcl Generic 151 45 $2,960
Levocetirizine Dihydrochloride Generic 129 69 $3,535
Rosuvastatin Calcium Generic 114 40 $3,354
Alendronate Sodium Generic 108 35 $2,167
Levothyroxine Sodium Generic 98 29 $3,353
Lisinopril Generic 91 25 $1,679
Diclofenac Sodium Generic 88 48 $4,287

Frequently asked questions

Auto-generated from federal data
What is Dr. Philip Lynn's medical specialty?
Dr. Philip Lynn practices Internal Medicine Physician in Garden Grove, CA.
Where does Dr. Philip Lynn practice?
Dr. Philip Lynn practices at 14411 Brookhurst St, Garden Grove, CA 928434667. Office phone: 7148394545.
What is Dr. Philip Lynn's NPI?
Dr. Philip Lynn's National Provider Identifier (NPI) is 1326044819, issued by NPPES.
Does Dr. Philip Lynn accept Medicare assignment?
Yes. Dr. Philip Lynn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Philip Lynn commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); Management using the results of remote vital sign monitoring per calendar month (HCPCS 99458). Source: CMS Medicare Physician & Other Practitioners file.