Dr. Thomas T. Pham, MD

  • Harbor City, CA
  • Internist
NPI1598813404PAC ID9931223161
Part D claims, 2024
6,296
Hospital affiliations
1
Industry payments
$93
Medical group
1
State license
1
Practice address
25825 South Vermont Avenue, Harbor City, CA 90710
Practice phone
Call (310) 325-5111
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Kaiser Permanente South Bay Medical Center

Hospital · Harbor City, California

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Dr. Thomas T. Pham is an internist in Harbor City, California

Dr. Pham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente.

Dr. Pham's NPI, 1598813404, was assigned on January 8, 2007. Dr. Pham graduated from University of California, Geffen School of Medicine in 1991. Dr. Pham holds California license G74619.

NPI and contact details
Medicare PAC ID
9931223161
NPI enumeration date
January 8, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 325-5111
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
61
Medical school graduation
1991

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Thomas T. Pham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California

Dr. Pham's primary practice is Kaiser Permanente South Bay Medical Center, at 25825 South Vermont Avenue, Harbor City, CA 90710 in Los Angeles County. The practice phone is (310) 325-5111.

Source: Dmand AI Affiliation Data

Dr. Thomas T. Pham is affiliated with 1 site of care and 1 medical group

Dr. Pham's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Thomas T. Pham's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pham practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Kaiser Permanente South Bay Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Thomas T. Pham is one of 16,751 internists in California

Internal medicine is Dr. Pham's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pham is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense G74619 · taxonomy 207R00000X

Internists near Dr. Pham

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Thomas T. Pham's patients have a median age of 54

Across all payers, Dmand AI patient panel data puts Dr. Pham's median patient age at 54, with 57% women.

Dr. Pham's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 54

Patient panel by sex, all payers

  • Women57%
  • Men43%

Source: Dmand AI Patient Panel Data

Dr. Thomas T. Pham wrote 6,296 Medicare Part D claims in 2024

In 2024, Dr. Pham wrote 6,296 Medicare Part D claims for 1,242 patients. 88% of them were for generic drugs. CMS names the drug for 5,791 of them, across 88 drugs with 11 or more claims each, at $300,633 in total drug cost. In 2023, CMS named 5,491 claims across 86 drugs.

Part D claims, 20246,296
Drugs named by CMS88
Total drug cost$300,633
Part D patients1,242

Dr. Pham's Part D claims by kind of drug, 2024

  • Generic5,517 claims88%
  • Brand-name683 claims11%
  • Other96 claims2%

Dr. Pham's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Pham's Part D claims, 2024

  • Opioids1%91 of 6,296 claims
  • Antibiotics1%83 of 6,296 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 5,4912024: 5,7915%

Drugs named by CMS: 88 in 2024, 86 in 2023.

See all prescribing by Dr. Pham

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Thomas T. Pham offers telehealth to Medicare patients

Dr. Pham accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Pham as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Thomas T. Pham received $93 in industry payments in 2016

CMS Open Payments shows 1 general payment to Dr. Pham from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $93.

Companies that paid Dr. Pham the most, 2016 to 2016

Share is of all general payments to this clinician.

See all payments to Dr. Pham

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Thomas T. Pham graduated from University of California, Geffen School of Medicine

Dr. Pham graduated from University of California, Geffen School of Medicine in 1991.

  1. Medical schoolUniversity of California, Geffen School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Thomas T. Pham's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Thomas T. Pham

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Thomas T. Pham's NPI number?

Dr. Thomas T. Pham's NPI number is 1598813404. It was assigned on January 8, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas T. Pham?

Dr. Thomas T. Pham is an internist in Harbor City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Thomas T. Pham practice?

Dr. Pham practices at 25825 South Vermont Avenue, Harbor City, CA 90710. Dr. Pham's primary practice is Kaiser Permanente South Bay Medical Center in Harbor City, California, part of Kaiser Permanente.

What is Dr. Thomas T. Pham's office phone number?

The practice phone on file for Dr. Pham is (310) 325-5111.

What is Dr. Thomas T. Pham's medical license number?

Dr. Pham holds California license G74619.

Which hospitals is Dr. Thomas T. Pham affiliated with?

Dr. Pham practices at Kaiser Permanente South Bay Medical Center in Harbor City, California.

What medical group is Dr. Thomas T. Pham part of?

Dr. Pham is linked to Southern California Permanente Medical Group.

Does Dr. Thomas T. Pham accept Medicare?

Yes. CMS lists Dr. Pham as accepting Medicare assignment.

Does Dr. Thomas T. Pham offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Pham as offering telehealth services.

Where did Dr. Thomas T. Pham go to medical school?

Dr. Pham graduated from University of California, Geffen School of Medicine in 1991.

Show 3 more questionsShow fewer questions

What drugs does Dr. Thomas T. Pham prescribe most?

In 2024 Medicare Part D data, Dr. Pham's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.

Has Dr. Thomas T. Pham received payments from drug or device companies?

CMS Open Payments shows $93 in general payments to Dr. Pham from 1 company from 2016 to 2016. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Thomas T. Pham been practicing?

Dr. Pham graduated from medical school in 1991, 35 years ago.

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