DEREK THOMAS WARD M.D.
NPI 1649596933
Orthopaedic Surgery in San Francisco, CA

NPI Status: Active since April 13, 2010

Contact Information

1500 OWENS ST
SAN FRANCISCO, CA
ZIP 94158
Phone: (415) 353-2508
Fax: (415) 476-1304

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  • Individual
  • Male
  • Years of Experience 16
  • Orthopaedic Surgery
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About DEREK WARD

This page provides the complete NPI Profile along with additional information for Derek Ward, a provider established in San Francisco, California with a medical specialization in Orthopaedic Surgery and more than 16 years of experience. He graduated from University Of California, San Francisco School Of Medicine in 2010. The healthcare provider is registered in the NPI registry with number 1649596933 assigned on April 2010. The practitioner's primary taxonomy code is 207X00000X with license number A119788 (CA). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1649596933
Provider Name
DEREK THOMAS WARD M.D.
Gender
Male
Entity Type
Individual
Location Address
1500 OWENS ST SAN FRANCISCO, CA 94158
Location Phone
(415) 353-2508
Location Fax
(415) 476-1304
Mailing Address
1500 OWENS ST SAN FRANCISCO, CA 94158
Mailing Phone
(415) 353-2508
Mailing Fax
(415) 476-1304
Medical School Name
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduation Year
2010
Is Sole Proprietor?
No
Enumeration Date
04-13-2010
Last Update Date
06-05-2026
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Location Map

Secondary Locations

  • 4000 Civic Center Dr Ste 209
    San Rafael, CA 94903
    (415) 925-8963

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Orthopaedic Surgery

Taxonomy Code
207X00000X
Type
Allopathic & Osteopathic Physicians
License No.
A119788
License State
CA
Taxonomy Description
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

MD454724 (PA)
2207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

25MA09697700 (NJ)

Medicare Participation & PECOS Enrollment Status

Derek Ward is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

Derek Ward is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 840421996

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20160923001439

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Maybe

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Wheelchairs (DD000N)

    Standard wheelchair (HCPCS:K0001)

    1 DME suppliers used 12 Medicare Claims 12 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Aspiration and/or injection of fluid from large joint

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

This service was performed 73 times for 66 patients

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

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.

This service was performed 241 times for 224 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

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.

This service was performed 271 times for 236 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

This service was performed 112 times for 18 patients

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

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.

This service was performed 63 times for 63 patients

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

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.

This service was performed 38 times for 38 patients

Online digital evaluation and management service for an established patient for up to 7 days, total time 11-20 minutes

This is a digital health service for existing patients. Over a week, your healthcare provider will assess and manage your health concerns online. The total time spent communicating will be between 11-20 minutes. This service offers convenience and continuous care.

This service was performed 62 times for 54 patients

Online digital evaluation and management service for an established patient for up to 7 days, total time 21 or more minutes

This service involves a week-long digital assessment and management program for existing patients. It includes continuous health monitoring, virtual consultations, and personalized treatment plans. The total time spent is 21 minutes or more, ensuring comprehensive care.

This service was performed 85 times for 63 patients

Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes

This service involves a week-long digital assessment of your health status. It's conducted online by your healthcare provider, focusing on managing your existing health condition. The process takes 5-10 minutes of your time daily, ensuring optimal health management.

This service was performed 23 times for 22 patients

Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month

Principal care management services focus on managing a single high-risk disease. This involves a health care professional directing clinical staff for the first 30 minutes each month. The aim is to monitor your health, coordinate care, and provide necessary support for your disease management.

This service was performed 56 times for 54 patients

Replacement of knee joint, both sides of knee

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

This service was performed 140 times for 132 patients

Replacement of thigh bone and hip joint with prosthesis

This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.

This service was performed 50 times for 47 patients

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 94158 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $104.51
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $26.12
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $84.91
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $21.22
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1649596933, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 4 → 8 5 → 10 → 1 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 8 + 9 + 1 + 0 + 9 + 1 + 2 + 9 + 6 + 24 = 77

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1649596933.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Orthopaedic Surgery (Hand Surgery)
1500 OWENS ST, UCSF ORTHOPAEDIC INSTITUTE
SAN FRANCISCO, CA 94158
Orthopaedic Surgery
1500 OWENS ST, BOX 3004
SAN FRANCISCO, CA 94158
Physician Assistant (Medical)
1500 OWENS ST, BOX 3004
SAN FRANCISCO, CA 94158
Physical Therapist
1500 OWENS ST, SUITE 400
SAN FRANCISCO, CA 94158
Pediatrics (Pediatric Endocrinology)
1500 OWENS ST, SUITE 300
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1500 OWENS ST, SUITE 300
SAN FRANCISCO, CA 94158
Physician Assistant
1500 OWENS ST, BOX 3004
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1500 OWENS ST, THIRD FLOOR, SUITE 300
SAN FRANCISCO, CA 94158
Psychiatry & Neurology (Neurology)
1500 OWENS ST, SUITE 320
SAN FRANCISCO, CA 94158
Nurse Practitioner (Family)
1500 OWENS ST
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1500 OWENS ST, SUITE 300
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST, SUITE 170
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST, STE. 170
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST, SUITE 170
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST
SAN FRANCISCO, CA 94158
Specialist/Technologist (Athletic Trainer)
1500 OWENS ST, SUITE 170
SAN FRANCISCO, CA 94158
Clinic/Center (Community Health)
1500 OWENS ST, SUITE 400
SAN FRANCISCO, CA 94158
Psychiatry & Neurology (Neurology)
1500 OWENS ST, UCSF MEDICAL CENTER
SAN FRANCISCO, CA 94158
Clinic/Center (Ambulatory Surgical)
1500 OWENS ST
SAN FRANCISCO, CA 94158

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649596933, enumerated as an "individual" on April 13, 2010.

The provider is located at 1500 OWENS ST SAN FRANCISCO, CA 94158 and the phone number is (415) 353-2508.

Orthopaedic Surgery with taxonomy code 207X00000X.