Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Tanner James Green

Physician Assistant โ€ข Simi Valley, CA

Active NPI 1093473647 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

2975 Sycamore Dr
Simi Valley, CA 930651201

Call 8059556107 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

2975 Sycamore Dr

Simi Valley, CA 930651201

Telephone 8059556107
Organization at the Same NPPES Address or Phone
Simi Valley Hospital And Health Care Services Facility NPI 1063495190

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

NPPES lists 2 distinct additional practice-address records in Simi Valley, CA; Thousand Oaks, CA. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 2 distinct group names: Southern California Permanente Medical Group; Synergy Observation Specialists Pc. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

2021

Medicare patients

141 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $14,418 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $10,788 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

30-day fills

481 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$3,337 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers โ€“ by Provider and Drug, 2024.

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2021โ€“2025.

Guide: How to read an Open Payments record

Years since graduation

5 years (graduated 2021)

CMS Doctors and Clinicians data list 2021 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2021

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Tanner Green has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Tanner Green as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Simi Valley and California

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 60% of clinicians listed under Physician Assistant in Simi Valley, CA (2024, 14 clinicians with data). Median for this group: 220. Middle half: 97 to 638.

Fewer Medicare Part B services than 60% of clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: 198. Middle half: 71 to 535.

Medicare-allowed amount

A lower Medicare-allowed amount than 60% of clinicians listed under Physician Assistant in Simi Valley, CA (2024, 14 clinicians with data). Median for this group: $16,620. Middle half: $8,892 to $54,937.

Close to the middle for clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: $18,173. Middle half: $6,666 to $41,587.

Paid by Medicare

Close to the middle for clinicians listed under Physician Assistant in Simi Valley, CA (2024, 14 clinicians with data). Median for this group: $11,731. Middle half: $6,678 to $42,935.

Close to the middle for clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: $13,209. Middle half: $4,792 to $30,879.

Medicare Part D prescriptions

Close to the middle for clinicians listed under Physician Assistant in Simi Valley, CA (2024, 21 clinicians with data). Median for this group: 480. Middle half: 162 to 894.

More Part D prescriptions than 65% of clinicians listed under Physician Assistant in California (2024, 7,516 clinicians with data). Median for this group: 229. Middle half: 72 to 718.

Part D drug cost

Close to the middle for clinicians listed under Physician Assistant in Simi Valley, CA (2024, 21 clinicians with data). Median for this group: $3,412. Middle half: $1,237 to $22,516.

Close to the middle for clinicians listed under Physician Assistant in California (2024, 7,516 clinicians with data). Median for this group: $3,945. Middle half: $709 to $60,209.

35 active clinicians are listed under Physician Assistant with a practice address in Simi Valley, CA (14,458 in California).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Simi Valley

8.6% of these 35 clinicians have the CMS telehealth indicator.

45.7% of these 35 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2021โ€“2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2022โ€“2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making
65 64 $736.00 $101.68
99285 Emergency department visit with high level of medical decision making
52 50 $1173.00 $147.47
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
20 20 $52.00 $7.01

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Ondansetron Odt Ondansetron 64 402 $507.18 63
Tramadol Hcl Tramadol Hcl 53 143 $174.15 53
Cephalexin Cephalexin 50 356 $333.27 49
Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav 43 314 $514.05 43
Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen 35 94 $137.72 34
Meloxicam Meloxicam 34 1,050 $155.86 34
Gabapentin Gabapentin 29 290 $197.42 16
Albuterol Sulfate Hfa Albuterol Sulfate 26 770 $438.19 26
Methylprednisolone Methylprednisolone 23 138 $162.77 23
Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim 21 170 $80.64 21
Azithromycin Azithromycin 19 87 $88.82 19
Ibuprofen Ibuprofen 16 143 $71.70 16
Cefadroxil Cefadroxil 16 122 $187.36 16
Prednisone Prednisone 15 126 $66.13 15
Cyclobenzaprine Hcl Cyclobenzaprine Hcl 13 85 $58.96 13
Ciprofloxacin Hcl Ciprofloxacin Hcl 12 95 $100.64 12
Triamcinolone Acetonide Triamcinolone Acetonide 11 114 $62.27 11

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-03-27
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

License # reported to NPPES CA 60441

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Medical Board of California.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - PHYSICIAN ASSISTANT

Medicare Enrollment ID

I20220127002373

Enrollment State Jurisdiction

CA

PECOS Control ID

7517359342

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Southern California Permanente Medical Group

4949 Market St, Ventura, CA 930037851

Phone: 8776080044

Southern California Permanente Medical Group

5601 De Soto Ave, Woodland Hills, CA 913676701

Phone: 8187192000

Synergy Observation Specialists Pc

2975 Sycamore Dr, Simi Valley, CA 930651201

Phone: 8059556000

Southern California Permanente Medical Group

888 S Hill Rd, Ventura, CA 930038400

Phone: 8054776400

Secondary Practice Locations

137 E Thousand Oaks Blvd

Thousand Oaks, CA 913605707

Phone: 8053794574

2525 Erringer Rd

Simi Valley, CA 930652352

Phone: 8055271404

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

1 listed
Dr. Nancy Sun , MD

Emergency Medicine

NPI 1821146051

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

8 Historical Events
๐Ÿ“
Updated Practice Location March 27, 2026

Registered at 2975 SYCAMORE DR, SIMI VALLEY, CA 930651201 (Tel: 8059556107)

๐Ÿ“
Updated Business Mailing Address March 27, 2026

Registered at 1203 FLYNN RD UNIT 160, CAMARILLO, CA 930126203 (Tel: 8058044168)

โœ…
NPI Profile Active December 01, 2021

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) December 01, 2021

Registered at 15031 RINALDI ST, MISSION HILLS, CA 913451207 (Tel: 8051818365)

๐Ÿ“
Business Mailing Address (Initial Record) December 01, 2021

Registered at 227 GREEN HEATH PL, THOUSAND OAKS, CA 913611109

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) December 01, 2021

Recorded as TANNER GREEN

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) December 01, 2021

Physician Assistant (license number reported to NPPES: CA 60441)

๐ŸŸข
Initial NPI Registration & Enumeration December 01, 2021

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1093473647
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 01, 2021
Last Update: March 27, 2026
Sole Proprietor: No

Other Physician Assistants in Simi Valley

All Physician Assistants in Simi Valley

Mailing Address

1203 Flynn Rd Unit 160

Camarillo, CA 930126203

Phone: 8058044168

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.