Parham Gharagozlou, M.D.
Sleep Medicine (Internal Medicine) Physician · Concord, CA
Parham Gharagozlou, M.D. is a sleep medicine (internal medicine) physician with a practice address in Concord, California, and NPI 1225059306, issued on Jul 22, 2006. Check the license (California A92636, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Parham Gharagozlou
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License numbers
- A92636 CA
246848 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3108 Willow Pass RD, Concord, CA 94519
- Phone
- (925) 849-6634
- Enumerated
- Jul 22, 2006
- Record last updated
- Sep 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (925) 849-6635
- Medicare enrollment
- Enrolled (PECOS I20091102000486); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 129 in California → Look up another NPI →
Also registered at 3108 Willow Pass RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taraneh Mostaghasi, M. D.Pediatrics Physician1457671414
- Janice Rhea Vertudez, NPFamily Nurse Practitioner1912340118
Verify Parham Gharagozlou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A92636Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.6 times the Medicare Part D claims of the average sleep medicine (internal medicine) physician in 2024
3,291 Medicare Part D claims for 236 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Atorvastatin Calcium381 claims
- Amlodipine Besylate252 claims
- Metformin Hcl189 claims
- Losartan Potassium161 claims
- Levothyroxine Sodium135 claims
- Lisinopril114 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Parham Gharagozlou among 129 sleep medicine (internal medicine) physician records in California
Parham Gharagozlou, M.D. is one of 129 sleep medicine (internal medicine) physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 71% newer
- In a Medicare fileYes · 95% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1998 · median 2006 among the 106 with a school on file
- Record last updated2013 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in California
There are 129 sleep medicine (internal medicine) physician records in California.
All 129 in California → Every provider in Concord → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- John Lin, DOConcord, CA 945201780328203
- Puja Thakkar, D.O.Danville, CA 945261558665562
- Yema JalalFremont, CA 945381255919775
- Steven RussoMartinez, CA 945531932659059
- Aditya Bhargava, M.D.Dublin, CA 945681114938032
- Navjot GrewalSan Ramon, CA 945831245646231
- Jatinder Marwaha, M.D.San Ramon, CA 945831417910407
- Connie Singh, MDPleasanton, CA 945881427212653
Common questions
What is Parham Gharagozlou, M.D.'s NPI number?
Parham Gharagozlou, M.D.'s National Provider Identifier (NPI) is 1225059306, issued on Jul 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Parham Gharagozlou, M.D. located?
The NPPES record lists a practice address at 3108 Willow Pass RD, Concord, CA, 94519. Phone: (925) 849-6634. Providers update this record themselves, so call before visiting.
How can I verify Parham Gharagozlou, M.D.'s license?
NPPES lists California license number A92636, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Parham Gharagozlou, M.D. prescribe under Medicare Part D?
In 2024, Parham Gharagozlou, M.D. had 3,291 Medicare Part D claims for 236 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.