Doctor profile · Federal record

Dr. Parham Gharagozlou, M.D.

Sleep Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Hospitalist Physician · Concord, CA

  • NPI 1225059306
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3108 Willow Pass RD
Concord, CA 945192325
(925) 849-6634
fax (925) 849-6635

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 5, 2013
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RS0012X — NUCC code
State licenses (2)
California #A92636 · New York #246848

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225059306. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,923
Distinct HCPCS
10
Medicare allowed
$179,962
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 603 171 $137
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 414 86 $69
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 170 24 $56
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 138 17 $64
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 131 19 $44
99213 Established patient office or other outpatient visit, 20-29 minutes 102 74 $86
99215 Established patient office or other outpatient visit, 40-54 minutes 77 52 $196
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 58 58 $145
G0442 Annual alcohol misuse screening, 5 to 15 minutes 56 56 $22
G0444 Annual depression screening, 5 to 15 minutes 56 56 $22

In context: peer comparison

Among 1 peers in Concord Sleep Medicine (Internal Medicine) Physician, average services per provider: 120. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,563
Patients
542
Total drug cost
$49,355
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 330 114 $10,754
Amlodipine Besylate Generic 242 79 $5,270
Losartan Potassium Generic 157 50 $5,098
Metformin Hcl Generic 152 49 $3,434
Levothyroxine Sodium Generic 120 34 $4,486
Lisinopril Generic 101 34 $1,938
Gabapentin Generic 79 31 $3,889
Tamsulosin Hcl Generic 72 28 $3,689
Alendronate Sodium Generic 57 18 $1,577
Metoprolol Tartrate Generic 52 16 $978

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Parham Gharagozlou's medical specialty?
Dr. Parham Gharagozlou practices Sleep Medicine (Internal Medicine) Physician in Concord, CA.
Where does Dr. Parham Gharagozlou practice?
Dr. Parham Gharagozlou practices at 3108 Willow Pass RD, Concord, CA 945192325. Office phone: 9258496634.
What is Dr. Parham Gharagozlou's NPI?
Dr. Parham Gharagozlou's National Provider Identifier (NPI) is 1225059306, issued by NPPES.
Does Dr. Parham Gharagozlou accept Medicare assignment?
Dr. Parham Gharagozlou does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Parham Gharagozlou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490); Management using the results of remote vital sign monitoring per calendar month (HCPCS 99457). Source: CMS Medicare Physician & Other Practitioners file.