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DAVID THANH DANG M.D.
NPI 1316359581
Internal Medicine in Pasadena, CA

Active since May 22, 2014PECOS EnrolledAccepts Medicare AssignmentCLIA 05D2154127 · Waiver
1044 S FAIR OAKS AVE STE 101, PASADENA, CA 91105(626) 344-0640(888) 658-9881 Get Directions Write a Review

NPPES record last updated: April 8, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 8, 2022, Jan 9, 2018, Jul 5, 2017 and 1 more (4 updates tracked since 2016).

About David Thanh Dang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DAVID THANH DANG M.D. (NPI 1316359581) is an individual internal medicine provider in Pasadena, California, licensed in California (A133218) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through September 5, 2026, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (2013).

NPPES Registry Identity

NPI1316359581
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDAVID THANH DANGCredential: M.D.
Location Address1044 S FAIR OAKS AVE STE 101Pasadena, CA 91105-2622
Mailing Address1044 S Fair Oaks Ave Ste 101Pasadena, CA 91105-2622 · (626) 334-0640 · Fax (888) 658-9881
Phone(626) 344-0640
Fax(888) 658-9881
Sole ProprietorNo
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 2013
Enumeration DateMay 22, 2014
Last NPPES UpdateApril 8, 20224 updates tracked since enumeration
NPPES CertifiedApril 8, 2022
✔ NPI 1316359581 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A133218
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1044 S FAIR OAKS AVE STE 101, Pasadena, CA 91105
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

David Thanh Dang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7517277544
PECOS Enrollment IDI20151104000119
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2154127

David T Dang MD Inc · Pasadena, CA
Active · expires Sep 5, 2026
CLIA Number05D2154127
Laboratory TypePhysician Office
Certificate Effective DateSeptember 6, 2024
Certificate Expiration DateSeptember 5, 2026
Laboratory DirectorDavid T. Dang
Laboratory Phone(626) 344-0640
Laboratory LocationDavid T Dang MD Inc120 N Madison Ave, Pasadena, CA 91101
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
179 services84 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
160 services51 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
80 services60 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
68 services68 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
18 services17 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 19

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
7 suppliers16 claims33 services$5.83 avg. paid by Medicare
Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier54 claims1,667 services$4.10 avg. paid by Medicare
Enteral formula, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4150
Other-Enteral and Parenteral · category OB006N
1 supplier26 claims12,430 services$0.32 avg. paid by Medicare
Enteral formula, nutritionally complete, hydrolyzed proteins (amino acids and peptide chain), includes fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4153
Other-Enteral and Parenteral · category OB006N
1 supplier13 claims5,952 services$1.08 avg. paid by Medicare
Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4154
Other-Enteral and Parenteral · category OB006N
2 suppliers27 claims13,782 services$0.57 avg. paid by Medicare
Enteral nutrition infusion pump, any type B9002
Other-Enteral and Parenteral · category OB005N
1 supplier13 claims13 services$54.06 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANDREW HAVENS RAMSEY SINGLETON
Surgery (Surgical Critical Care)
1044 S FAIR OAKS AVE STE 101
PASADENA, CA 91105
Los Angeles County (626) 449-4859
DAVID T. DANG M.D. INC.
Internal Medicine
1044 S FAIR OAKS AVE STE 101
PASADENA, CA 91105
Los Angeles County (626) 344-0640
JOHN M COMPOGINIS MD INC
Surgery
1044 S FAIR OAKS AVE STE 101
PASADENA, CA 91105
Los Angeles County (916) 425-3238

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is David Dang's NPI number?

The NPI number for David Dang is 1316359581. It was assigned to this individual provider in the NPPES registry on May 22, 2014.

Where is David Dang located?

David Dang practices at 1044 S Fair Oaks Ave Ste 101, Pasadena, CA 91105. The listed phone number is (626) 344-0640.

What is David Dang's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is David Dang enrolled in Medicare?

Yes. David Dang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Does David Dang hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2154127) is associated with this NPI, valid through September 5, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for David Dang was last updated on April 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.