DR. HENRY MOK M.D., PH.D.
NPI 1124327242
Radiology - Radiation Oncology in Houston, TX

Q: What is Henry Mok's NPI number?

The NPI number for Henry Mok is 1124327242. It was assigned to this individual provider in the NPPES registry on March 16, 2011.

Q: What is Henry Mok's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Q: When was this NPI record last updated?

The NPPES record for Henry Mok was last updated on June 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since March 16, 2011PECOS EnrolledAccepts Medicare Assignment

81.38/100

CMS Quality Rating

1515 HOLCOMBE BLVD UNIT 1422, HOUSTON, TX 77030(713) 792-5905 Get Directions Write a Review

NPPES record last updated: June 2, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 2, 2020, May 21, 2020 (2 updates tracked since 2020).

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About Dr. Henry Mok M.d., Ph.d. NPPES

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

DR. HENRY MOK M.D., PH.D. (NPI 1124327242) is an individual radiation oncology provider in Houston, Texas, licensed in Texas (N8957) and active in the NPI registry since March 2011. He is enrolled in Medicare PECOS and is a graduate of Baylor College Of Medicine (2005).

NPPES Registry Identity

NPI1124327242

Entity TypeIndividualMale

Primary Taxonomy2085R0001X

Provider Legal NameDR. HENRY MOKCredential: M.D., PH.D.

Location Address1515 HOLCOMBE BLVD UNIT 1422Houston, TX 77030-4000

Mailing AddressPo Box 4439Houston, TX 77210-4439 · (713) 792-5905 · Fax (713) 563-6876

Phone(713) 792-5905

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 2005

Enumeration DateMarch 16, 2011

Last NPPES UpdateJune 2, 20202 updates tracked since enumeration

NPPES CertifiedJune 2, 2020

✔ NPI 1124327242 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

License✔ Licensed in TX · N8957

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

1515 HOLCOMBE BLVD UNIT 1422, Houston, TX 77030

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Other Identifiers 2

Other283013507TX · Cshcn

Medicaid283013506TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Henry Mok M.d., Ph.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 ID5799954699

PECOS Enrollment IDI20110810000589

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.

Medicare Billing Reassignments

Medicare enrollment records show Henry Mok reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Physicians Referral Service

Same address

Multi-Specialty

1515 HOLCOMBE BLVD
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
2,675 clinicians in this Medicare group

NPI 1073574810 (713) 792-6161

Baylor College Of Medicine

0.4 mi

Internal Medicine

6620 MAIN ST
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
2,296 clinicians in this Medicare group

NPI 1104867175 (713) 798-2500

Baylor College Of Medicine

0.6 mi

Medical Genetics, Ph.D. Medical Genetics

7200 CAMBRIDGE ST FL 10
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
2,554 clinicians in this Medicare group

NPI 1881026664 (713) 798-0000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 28

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.

Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002

Stereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.

585 services122 patients

Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002

472 services59 patients

Ct guidance for insertion of radiation therapy fields 77014

CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.

398 services89 patients

Calculation of radiation therapy dose 77300

Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.

169 services46 patients

Radiation treatment management, 5 treatment sessions 77427

Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.

163 services52 patients

Radiation treatment management, 5 treatment sessions 77427

117 services44 patients

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.

104 services89 patients

Ct guidance for insertion of radiation therapy fields 77014

81 services31 patients

Calculation of radiation therapy dose 77300

71 services27 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

52 services47 patients

Telephone medical discussion with physician, 5-10 minutes 99441

A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.

49 services40 patients

Design and construction of radiation treatment device for high precision radiation therapy 77338

A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.

44 services44 patients

High precision radiation therapy planning 77301

High precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.

43 services43 patients

Complex radiation therapy planning 77263

Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.

41 services40 patients

Design and construction of complex radiation treatment device 77334

The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.

36 services12 patients

Complex radiation therapy planning 77263

28 services28 patients

Design and construction of complex radiation treatment device 77334

23 services14 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

23 services23 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

20 services20 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

19 services19 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.

18 services16 patients

Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 77290

This procedure involves collecting necessary data to plan the best radiation treatment. It may cover 3 or more areas or any area requiring special attention. Data collection includes imaging scans and tests to understand the disease's extent and to tailor a precise, effective treatment plan.

14 services13 patients

3d radiation therapy planning 77295

3D radiation therapy planning is a procedure that uses computer imaging to map out the area needing treatment. This ensures the radiation targets the disease precisely, while minimizing exposure to surrounding healthy tissues. It's a key step in preparing for effective radiation therapy.

14 services13 patients

High precision radiation therapy planning 77301

14 services14 patients

Special radiation treatment 77470

Special radiation treatment is a medical procedure that uses high-energy rays to destroy or damage cancer cells. It's a targeted approach that aims to minimize harm to healthy tissues. The treatment duration varies based on individual health conditions.

14 services14 patients

Special radiation treatment 77470

14 services14 patients

Design and construction of radiation treatment device for high precision radiation therapy 77338

13 services13 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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

$176.98 typical visit price

range $58.24 – $176.98

Typical copayment $44.24 (range $14.56 – $44.24)

Most-billed visit code 99205

Established Patient

$72.62 typical visit price

range $18.60 – $143.93

Typical copayment $18.15 (range $4.65 – $35.98)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.38/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

81.25

Promoting Interoperability

100

Improvement Activities

Cost

49.97

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 Henry Mok's NPI number?

The NPI number for Henry Mok is 1124327242. It was assigned to this individual provider in the NPPES registry on March 16, 2011.

Where is Henry Mok located?

Henry Mok practices at 1515 Holcombe Blvd Unit 1422, Houston, TX 77030. The listed phone number is (713) 792-5905.

What is Henry Mok's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Henry Mok enrolled in Medicare?

Yes. Henry Mok 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.

Which organizations bill Medicare for Henry Mok's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Henry Mok reassigns Medicare benefits to 3 organizations: Physicians Referral Service (Houston, TX), Baylor College Of Medicine (Houston, TX) and Baylor College Of Medicine (Houston, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Henry Mok's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Henry Mok was last updated on June 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.