DR. LLEWELYN ANTHONY WILLIAMS M.D.
NPI 1316922750
Anesthesiology - Pain Medicine in Las Cruces, NM

Q: What is Llewelyn Williams's NPI number?

The NPI number for Llewelyn Williams is 1316922750. It was assigned to this individual provider in the NPPES registry on December 8, 2005.

Q: What is Llewelyn Williams's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Q: When was this NPI record last updated?

The NPPES record for Llewelyn Williams was last updated on November 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 December 08, 2005PECOS EnrolledAccepts Medicare Assignment

0/100

CMS Quality Rating

2170 E LOHMAN AVE, SUITE C, LAS CRUCES, NM 88001(575) 449-7002(575) 652-4684 Get Directions Write a Review

NPPES record last updated: November 12, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Llewelyn Anthony Williams M.d. NPPES

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

DR. LLEWELYN ANTHONY WILLIAMS M.D. (NPI 1316922750) is an individual pain medicine provider in Las Cruces, New Mexico, licensed in New Mexico (MD2010-0116) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Medical Center, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1316922750

Entity TypeIndividualMale

Primary Taxonomy207LP2900X

Provider Legal NameDR. LLEWELYN ANTHONY WILLIAMSCredential: M.D.

Location Address2170 E LOHMAN AVE, SUITE CLas Cruces, NM 88001-8411

Mailing Address2170 E Lohman Ave, Suite CLas Cruces, NM 88001-8411 · (575) 449-7002 · Fax (575) 652-4684

Phone(575) 449-7002

Fax(575) 652-4684

Sole ProprietorNo

Medical School CMSOtherGraduated 1993

Enumeration DateDecember 8, 2005

Last NPPES UpdateNovember 12, 2014

✔ NPI 1316922750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207LP2900X

Licenses✔ Licensed in NM · MD2010-0116✔ Licensed in PA · MD059713L

Definition

An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.

2170 E LOHMAN AVE, Las Cruces, NM 88001

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Other Identifiers 2

Medicare UPING72986PA

Medicare ID-Type Unspecified028375QJ1

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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

Dr. Llewelyn Anthony Williams 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 ID5193730422

PECOS Enrollment IDI20110214000346

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 27

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.

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

1,620 services77 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.

645 services188 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.

420 services163 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.

310 services82 patients

Testing for presence of drug, by chemistry analyzers 80307

Chemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.

241 services137 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.

132 services88 patients

Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0481

A definitive drug test is a detailed analysis used to identify specific drugs in your system. It uses advanced techniques, such as gc/ms and lc/ms, to detect and distinguish between different drugs, even those with similar structures.

112 services66 patients

Injection, methylprednisolone acetate, 40 mg J1030

Methylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.

102 services51 patients

A definitive drug test identifies specific drugs in your system. It uses advanced methods like gc/ms and lc/ms, which can distinguish between different types of drugs but not necessarily their 3D forms. This test offers detailed results to support your healthcare decisions.

61 services61 patients

A definitive drug test identifies specific drugs in your system. Advanced methods like GC/MS (Gas Chromatography/Mass Spectrometry) and LC/MS (Liquid Chromatography/Mass Spectrometry) are used. These can distinguish between similar drugs, providing precise results.

53 services18 patients

Injection of lower or sacral spine facet joint using imaging guidance, single level 64493

This procedure involves injecting medication into the facet joint in your lower back or sacral spine. It's done under imaging guidance to ensure accuracy. The aim is to alleviate pain and inflammation. It's a safe, often effective method for managing spinal discomfort.

45 services29 patients

Injection of lower or sacral spine facet joint using imaging guidance, second level 64494

This procedure involves injecting medication into the facet joints of your lower or sacral spine to manage pain. Imaging guidance ensures accurate placement. It's the second level, meaning it's done on two different joint levels.

44 services28 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 64636

This procedure involves using imaging technology to locate and treat nerves in your lower spine or sacral area that may be causing pain. Each additional facet joint refers to treating more than one spinal nerve. It's a non-invasive way to manage chronic back pain.

41 services30 patients

Fluoroscopic guidance for needle placement 77002

Fluoroscopic guidance for needle placement is a medical procedure that uses a special X-ray technology to help accurately place a needle in the body. It's often used in biopsies, injections or other treatments to ensure precision and safety.

41 services27 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.

37 services37 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 64635

This procedure involves using imaging guidance to accurately target and destroy nerves in the lower or sacral spinal facet joint. It's done to relieve chronic back pain. The process is safe and usually effective.

36 services30 patients

Destruction of nerves supplying joint between spine and pelvis using imaging guidance 64625

This procedure involves the use of imaging technology to accurately locate and destroy specific nerves in the joint between your spine and pelvis. The goal is to reduce pain by interrupting the nerve signals responsible for your discomfort.

35 services33 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.

35 services35 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.

34 services23 patients

Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 27096

This procedure involves injecting medicine into the joint where your lower spine meets your hip bone. Using special imaging technology, the doctor ensures the medicine is delivered accurately. This can help reduce pain and inflammation in that area.

32 services28 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.

29 services22 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

29 services28 patients

Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml Q9966

Low osmolar contrast material with 200-299 mg/ml iodine concentration is a type of dye used in certain medical tests like CT scans or X-rays. It helps to highlight specific areas in your body, making them easier to see and examine. It's safe and commonly used.

23 services17 patients

Injection of trigger points, 3 or more muscles 20553

Trigger point injection therapy involves injecting medication into specific areas of your muscles, known as trigger points. These are areas that produce pain and discomfort. If you have three or more muscles affected, each will be treated individually.

17 services13 patients

Injection of substance into lower spine canal using imaging guidance 62323

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

13 services13 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 64635

13 services12 patients

Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 64636

13 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Memorial Medical Center

Acute Care Hospitals · Las Cruces, NM

1/5 CMS rating

OwnershipProprietary

CMS Certification Number320018

Location2450 South Telshor BlvdLas Cruces, NM 88011 · Dona Ana County

Emergency services Birthing friendly

Gila Regional Medical Center

Critical Access Hospitals · Silver City, NM

OwnershipGovernment - Local

CMS Certification Number321311

Location1313 E 32nd StSilver City, NM 88061 · Grant County

Emergency services Birthing friendly

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.

0/100

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

Individually scored

Quality

Improvement Activities

Reported Quality Measures

Diabetes: Medical Attention for Nephropathy

The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period

29%31 patients1/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

90%2,344 patients3/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

21%1,164 patients1/55-star benchmark: 100%

Pain Assessment and Follow-Up

Percentage of visits for patients aged 18 years and older with documentation of a pain assessment using a standardized tool(s) on each visit AND documentation of a follow-up plan when pain is present

0%2,344 patients1/55-star benchmark: 100%

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

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

24%119 patients1/55-star benchmark: 100%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

44%565 patients2/55-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.

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.

MR. DAVID VINCENT BARR III PT

Physical Therapist

2170 E LOHMAN AVE
LAS CRUCES, NM 88001

Doña Ana County (575) 625-2525

MRS. CRISCEL Y NAPAO PT,DPT

Physical Therapist

2170 E LOHMAN AVE
LAS CRUCES, NM 88001

Doña Ana County (575) 449-7002

AGAPE PAIN MANAGEMENT AND ANESTHESIA, LLC

Anesthesiology (Pain Medicine)

2170 E LOHMAN AVE, SUITE C
LAS CRUCES, NM 88001

Doña Ana County (575) 449-7002

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 Llewelyn Williams's NPI number?

The NPI number for Llewelyn Williams is 1316922750. It was assigned to this individual provider in the NPPES registry on December 8, 2005.

Where is Llewelyn Williams located?

Llewelyn Williams practices at 2170 E Lohman Ave Suite C, Las Cruces, NM 88001. The listed phone number is (575) 449-7002.

What is Llewelyn Williams's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Llewelyn Williams enrolled in Medicare?

Yes. Llewelyn Williams 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.

What insurance does Llewelyn Williams accept?

Health plans from Blue Cross and Blue Shield of Texas list Llewelyn Williams 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 Llewelyn Williams affiliated with any hospitals?

According to CMS data, Llewelyn Williams is affiliated with Memorial Medical Center and Gila Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Llewelyn Williams was last updated on November 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.