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XIAOGUANG HUANG M.D., PHD.
NPI 1235179870
Internal Medicine in Oakland, CA

Active since June 08, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0958893 · Waiver
345 9TH ST, SUITE 307, OAKLAND, CA 94607(510) 663-9518(510) 663-9520 Get Directions Write a Review

NPPES record last updated: August 31, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Xiaoguang Huang M.d., Phd. NPPES

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

XIAOGUANG HUANG M.D., PHD. (NPI 1235179870) is an individual internal medicine provider in Oakland, California, licensed in California (A64820) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through March 28, 2027, and is a graduate of Other (1982).

NPPES Registry Identity

NPI1235179870
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameXIAOGUANG HUANGCredential: M.D., PHD.
Location Address345 9TH ST, SUITE 307Oakland, CA 94607-6522
Mailing Address345 9th St, Suite 307Oakland, CA 94607-6522 · (510) 663-9518 · Fax (510) 663-9520
Phone(510) 663-9518
Fax(510) 663-9520
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateJune 8, 2006
Last NPPES UpdateAugust 31, 2009
✔ NPI 1235179870 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 · A64820
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.
345 9TH ST, Oakland, CA 94607
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Other Names 1

Other Name (5)Guang Xiao Huang M.d., Phd.

Other Identifiers 4

Medicare ID-Type Unspecified00A648201CA · Provider Number
Medicaid00A648201CA
Medicare UPIN2958633CA
Medicare UPING87191CA

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

Xiaoguang Huang M.d., Phd. 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 ID2769444132
PECOS Enrollment IDI20041028000308
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 05D0958893

Xiao Guang Huang, MD · Oakland, CA
Active · expires Mar 28, 2027
CLIA Number05D0958893
Laboratory TypePhysician Office
Certificate Effective DateMarch 29, 2025
Certificate Expiration DateMarch 28, 2027
Laboratory DirectorXiaoguang Huang MD
Laboratory Phone(510) 663-9518
Laboratory LocationXiao Guang Huang, MD388 9th Street Suite 203, Oakland, CA 94607
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 13

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.
1,672 services304 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.
227 services227 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
155 services155 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
129 services129 patients
Administration of pneumococcal vaccine G0009
The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.
66 services66 patients
Pneumococcal vaccine, 13-valent 90670
The 13-valent pneumococcal vaccine is a shot that helps protect against 13 types of bacteria that can cause serious infections like pneumonia and meningitis. It's often recommended for children under 2 and adults over 65, or people with certain health conditions.
55 services55 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94607 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 13

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
19 suppliers78 claims170 services$6.18 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
15 suppliers49 claims52 services$1.05 avg. paid by Medicare
Enteral feeding supply kit; syringe fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4034
Other-Enteral and Parenteral · category OB006N
3 suppliers23 claims672 services$2.58 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
2 suppliers18 claims8,385 services$0.31 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 suppliers12 claims6,492 services$0.55 avg. paid by Medicare
Cane, includes canes of all materials, adjustable or fixed, with tip E0100
DME-Other DME · category DE000N
1 supplier12 claims12 services$19.32 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 14

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

DR. DIANA C. FONG D.D.S.
Dentist (General Practice)
345 9TH ST, SUITE 304
OAKLAND, CA 94607
Alameda County (510) 270-0967
DR. SOPHIA TZU-HUEI CHEN M.D.
Ophthalmology
345 9TH ST, SUITE 204
OAKLAND, CA 94607
Alameda County (510) 350-8741
DR. ROGER K FUNG DDS
Dentist
345 9TH ST, SUITE 303
OAKLAND, CA 94607
Alameda County (510) 834-8892
DR. YING-YIEN MICHAEL LIN DDS
Student in an Organized Health Care Education/Training Program
345 9TH ST, SUITE #302
OAKLAND, CA 94607
Alameda County (510) 986-6888
THOI PHU PHAN
Dentist (General Practice)
345 9TH ST, STE #206
OAKLAND, CA 94607
Alameda County (510) 465-4817
XINYI LIN L.AC.
Acupuncturist
345 9TH ST, 209
OAKLAND, CA 94607
Alameda County (510) 268-8898
SOPHIA T. CHEN, M.D. A PROFESSIONAL CORPORATION
Ophthalmology
345 9TH ST, SUITE 204
OAKLAND, CA 94607
Alameda County (510) 350-8741
DR. STEPHEN MING LEE DDS
Dentist (General Practice)
345 9TH ST, SUITE 304
OAKLAND, CA 94607
Alameda County (510) 272-0967

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 Xiaoguang Huang's NPI number?

The NPI number for Xiaoguang Huang is 1235179870. It was assigned to this individual provider in the NPPES registry on June 8, 2006. The provider is also known as Guang Xiao Huang M.D., Phd..

Where is Xiaoguang Huang located?

Xiaoguang Huang practices at 345 9th St Suite 307, Oakland, CA 94607. The listed phone number is (510) 663-9518.

What is Xiaoguang Huang's specialty?

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

Is Xiaoguang Huang enrolled in Medicare?

Yes. Xiaoguang Huang 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 Xiaoguang Huang hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0958893) is associated with this NPI, valid through March 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Xiaoguang Huang was last updated on August 31, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.