GREGORY W STOCKS M.D.
NPI 1861480238
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Houston, TX

Q: What is Gregory Stocks's NPI number?

The NPI number for Gregory Stocks is 1861480238. It was assigned to this individual provider in the NPPES registry on October 11, 2005.

Q: What is Gregory Stocks's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Stocks was last updated on May 30, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 11, 2005PECOS Enrolled

85.48/100

CMS Quality Rating

7401 SOUTH MAIN ST, HOUSTON, TX 77030(713) 799-2300(713) 383-5201 Get Directions Write a Review

NPPES record last updated: May 30, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

On this page

About Gregory W Stocks M.d. NPPES

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

GREGORY W STOCKS M.D. (NPI 1861480238) is an individual adult reconstructive orthopaedic surgery provider in Houston, Texas, licensed in Texas (H4731) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of Baylor College Of Medicine (1987).

NPPES Registry Identity

NPI1861480238

Entity TypeIndividualMale

Primary Taxonomy207XS0114X

Provider Legal NameGREGORY W STOCKSCredential: M.D.

Location Address7401 SOUTH MAIN STHouston, TX 77030-4509

Mailing Address7401 South Main StHouston, TX 77030-4509 · (713) 799-2300 · Fax (713) 383-5201

Phone(713) 799-2300

Fax(713) 383-5201

Sole ProprietorYes

Medical School CMSBaylor College Of MedicineGraduated 1987

Enumeration DateOctober 11, 2005

Last NPPES UpdateMay 30, 2023

NPPES CertifiedMay 30, 2023

✔ NPI 1861480238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207XS0114X

License✔ Licensed in TX · H4731

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License H4731 (TX)

7401 SOUTH MAIN ST, Houston, TX 77030

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Other Identifiers 1

Medicaid134743707TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory W Stocks M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5698701092

PECOS Enrollment IDI20101216000469

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.

Areas of Expertise CMS Part B claims 17

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.

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

266 services199 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

262 services199 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

185 services53 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

179 services146 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.

176 services148 patients

Replacement of knee joint, both sides of knee 27447

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.

119 services115 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.

117 services111 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.

103 services103 patients

X-ray for bone length assessment 77073

An X-ray for bone length assessment is a simple, non-invasive imaging test. It helps to evaluate the length of your bones and identify any discrepancies or abnormalities. This procedure is quick, painless, and provides valuable information for your healthcare provider.

79 services78 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.

75 services75 patients

Aspiration and/or injection of fluid from large joint 20610

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.

70 services55 patients

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439

Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.

55 services47 patients

Replacement of thigh bone and hip joint with prosthesis 27130

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.

49 services48 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

45 services45 patients

Injection, methylprednisolone acetate, 80 mg J1040

Methylprednisolone acetate is a strong anti-inflammatory medication. It is often given as an 80 mg injection to reduce inflammation and pain. It's commonly used for conditions like arthritis, allergic disorders, or other inflammatory diseases.

21 services19 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

20 services20 patients

Compounded drug, not otherwise classified J7999

A compounded drug is a personalized medication created to meet unique patient needs. If you can't take standard drugs due to allergies or need a specific dosage not commercially available, a pharmacist can mix ingredients to make a drug specifically for you.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450184

Location1635 North Loop WestHouston, TX 77008 · Harris County

Emergency services Birthing friendly

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450358

Location6565 FanninHouston, TX 77030 · Harris County

Emergency services Birthing friendly

Houston Methodist Clear Lake Hospital

Acute Care Hospitals · Nassau Bay, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450709

Location18300 Houston Methodist DrNassau Bay, TX 77058 · Harris County

Emergency services Birthing friendly

Texas Orthopedic Hospital

Acute Care Hospitals · Houston, TX

OwnershipVoluntary non-profit - Other

CMS Certification Number450804

Location7401 South Main StreetHouston, TX 77030 · Harris County

Emergency services

Houston Physicians' Hospital

Acute Care Hospitals · Webster, TX

OwnershipPhysician

CMS Certification Number670008

Location333 N Texas AvenueWebster, TX 77598 · Harris County

Emergency services

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.

85.48/100

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

Individually scored

Quality

75.24

Promoting Interoperability

Improvement Activities

Reported Quality Measures

Advance Care Plan

84%812 patients4/55-star benchmark: 100%

Breast Cancer Screening

67%465 patients3/55-star benchmark: 93%

Cervical Cancer Screening

53%198 patients3/55-star benchmark: 98%

Closing the Referral Loop: Receipt of Specialist Report

56%353 patients3/55-star benchmark: 87%

Colorectal Cancer Screening

49%826 patients3/55-star benchmark: 88%

Documentation of Current Medications in the Medical Record

100%1,389 patients5/55-star benchmark: 100%

e-Prescribing

100%814 patients5/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

88%777 patients4/55-star benchmark: 100%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 81% · 859 patients

Patients screened: 85% · 859 patients

6%34 patients1/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

83%502 patients4/55-star benchmark: 100%

Risk-standardized complication rate (RSCR) following elective primary total hip arthroplasty (THA) and/or total knee arthroplasty (TKA) for Merit-based Incentive Payment System (MIPS)

Lower rates are better for this measure.

0.02%

Screening for Osteoporosis for Women Aged 65-85 Years of Age

63%482 patients3/55-star benchmark: 98%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

85%39 patients4/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 837 patients

Patients totalRate: 19% · 837 patients

18%837 patients3/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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Other Providers at the Same Location NPPES 8

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

ORTHOPEDIC HOSPITAL LTD

General Acute Care Hospital

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-8600

JAMES B BENNETT M.D.

Orthopaedic Surgery (Hand Surgery)

7401 SOUTH MAIN ST, FONDREN ORTHOPEDIC GROUP L.L.P.
HOUSTON, TX 77030

Harris County (713) 799-2300

THOMAS BRADLEY EDWARDS M.D.

Orthopaedic Surgery

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-2300

FONDREN ORTHOPEDIC GROUP L.L.P.

Orthopaedic Surgery

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-2300

CARTER CRAIG CROUCH M.D.

Orthopaedic Surgery (Hand Surgery)

7401 SOUTH MAIN ST, FONDREN ORTHOPEDIC GROUP L.L.P.
HOUSTON, TX 77030

Harris County (713) 799-2300

JAMES MICHAEL BENNETT M.D.

Orthopaedic Surgery

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-2300

MARK R BRINKER M.D.

Orthopaedic Surgery

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-2300

GARY T BROCK M.D.

Orthopaedic Surgery (Pediatric Orthopaedic Surgery)

7401 SOUTH MAIN ST
HOUSTON, TX 77030

Harris County (713) 799-2300

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 Gregory Stocks's NPI number?

The NPI number for Gregory Stocks is 1861480238. It was assigned to this individual provider in the NPPES registry on October 11, 2005.

Where is Gregory Stocks located?

Gregory Stocks practices at 7401 South Main St, Houston, TX 77030. The listed phone number is (713) 799-2300.

What is Gregory Stocks's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Is Gregory Stocks enrolled in Medicare?

Yes. Gregory Stocks is registered in the Medicare PECOS enrollment system.

What insurance does Gregory Stocks accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 5 other insurers list Gregory Stocks as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gregory Stocks affiliated with any hospitals?

According to CMS data, Gregory Stocks is affiliated with Memorial Hermann Hospital System, Houston Methodist Hospital, Houston Methodist Clear Lake Hospital, Texas Orthopedic Hospital and Houston Physicians' Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Stocks was last updated on May 30, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.