GREGORY R POLSTON MD
NPI 1891719233
Anesthesiology - Pain Medicine in La Jolla, CA

Q: What is Gregory Polston's NPI number?

The NPI number for Gregory Polston is 1891719233. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Q: What is Gregory Polston'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 Gregory Polston was last updated on October 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 July 27, 2006PECOS EnrolledAccepts Medicare Assignment

3600 GILMAN DR, UCSD DEPARTMENT OF ANESTHESIOLOGY, LA JOLLA, CA 92093(619) 543-3162(907) 743-8284 Get Directions Write a Review

NPPES record last updated: October 28, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Gregory R Polston Md NPPES

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

GREGORY R POLSTON MD (NPI 1891719233) is an individual pain medicine provider in La Jolla, California, licensed in Alaska (AK4664) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (1989).

NPPES Registry Identity

NPI1891719233

Entity TypeIndividualMale

Primary Taxonomy207LP2900X

Provider Legal NameGREGORY R POLSTONCredential: MD

Location Address3600 GILMAN DR, UCSD DEPARTMENT OF ANESTHESIOLOGYLa Jolla, CA 92093-0801

Mailing Address9500 Gilman Dr, Ucsd Department Of AnesthesiologyLa Jolla, CA 92093-0801 · (619) 543-3162 · Fax (907) 743-8284

Phone(619) 543-3162

Fax(907) 743-8284

Sole ProprietorNo

Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 1989

Enumeration DateJuly 27, 2006

Last NPPES UpdateOctober 28, 2008

✔ NPI 1891719233 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 AK · AK4664✔ Licensed in CA · G70548

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.

3600 GILMAN DR, La Jolla, CA 92093

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Other Identifiers 3

Medicare UPINF76213

MedicaidMD4216AK

Medicare ID-Type Unspecified151725AK

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

Gregory R Polston Md 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 ID6204722788

PECOS Enrollment IDI20081126000582

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 Reassignment

Medicare enrollment records show Gregory Polston reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of California

9.4 mi

Allergy & Immunology

200 W ARBOR DR
San Diego, CA 92103

Reassigned Medicare billing, California enrollment
Also billed through NPI 1356444897 (California)
1,051 clinicians in this Medicare group

NPI 1487772380 (800) 926-8273

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 16

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 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.

167 services109 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.

68 services68 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.

64 services51 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.

39 services34 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.

35 services29 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance 20611

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

31 services27 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.

29 services21 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.

28 services20 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.

26 services20 patients

Injection of substance into middle or upper spine canal using imaging guidance 62321

This procedure involves injecting a substance into your middle or upper spine canal. It's performed under imaging guidance to ensure accuracy. The substance can help diagnose or treat various conditions, providing relief from symptoms.

24 services20 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.

24 services18 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

20 services19 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.

18 services15 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

15 services12 patients

Injection of upper or middle spine facet joint using imaging guidance, single level 64490

This procedure involves injecting medication into a joint in your upper or middle spine. It's performed under imaging guidance for precision. The aim is to reduce inflammation and pain. It's a single-level process, meaning one joint is treated at a time.

15 services11 patients

Injection of trigger points, 1-2 muscles 20552

Trigger point injection is a procedure used to treat painful areas of muscle that contain trigger points, or knots of muscle that form when muscles do not relax. 1-2 muscles are typically treated in one session. The procedure involves injecting medications into these points to alleviate pain.

12 services12 patients

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 Polston's NPI number?

The NPI number for Gregory Polston is 1891719233. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Gregory Polston located?

Gregory Polston practices at 3600 Gilman Dr Ucsd Department Of Anesthesiology, La Jolla, CA 92093. The listed phone number is (619) 543-3162.

What is Gregory Polston's specialty?

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

Is Gregory Polston enrolled in Medicare?

Yes. Gregory Polston 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 organization bills Medicare for Gregory Polston's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Polston reassigns Medicare benefits to Regents Of The University Of California (San Diego, CA). The 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 Gregory Polston'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 Gregory Polston was last updated on October 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.