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DR. CLAYTON BARON GREEN M.D.,PH.D.
NPI 1194942151
Dermatology in Denver, CO

Active since April 19, 2007PECOS EnrolledAccepts Medicare Assignment
76.84/100
CMS Quality Rating
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4900 E. 9TH AVE, DENVER, CO 80262(303) 315-7424 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 10, 2025, Jul 3, 2023 (2 updates tracked since 2023).

About Dr. Clayton Baron Green M.d.,ph.d. NPPES

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

DR. CLAYTON BARON GREEN M.D.,PH.D. (NPI 1194942151) is an individual dermatology provider in Denver, Colorado, licensed in Colorado (2226) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS, is affiliated with F F Thompson Hospital, and maintains a secondary practice location in Marshfield.

NPPES Registry Identity

NPI1194942151
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameDR. CLAYTON BARON GREENCredential: M.D.,PH.D.
Location AddressUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4900 E. 9TH AVEDenver, CO 80262-0001
Mailing AddressUniversity Of Colorado School Of Medicine, 4900 E. 9th AveDenver, CO 80262-0001 · (303) 315-7424
Phone(303) 315-7424
Sole ProprietorYes
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2006
Enumeration DateApril 19, 2007
Last NPPES UpdateSeptember 10, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2025
✔ NPI 1194942151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
Licenses✔ Licensed in CO · 2226✔ Licensed in NY · 303395✔ Licensed in WI · 54350
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, Denver, CO 80262
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Secondary Practice Location 1

Location 1Marshfield Clinic, 1000 N Oak AveMarshfield, WI 54449-5703 · Phone (715) 387-5511

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Sanford Health Plan.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. Clayton Baron Green M.d.,ph.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 ID3476679333
PECOS Enrollment IDI20100928001241, I20200917000949
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 7

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.

Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes 99451
This service involves a consulting physician assessing your health condition via a phone or internet interaction. The doctor will spend at least 5 minutes discussing your health concerns. Afterwards, a written report summarizing the findings and recommendations will be provided for your reference.
143 services139 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.
58 services51 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.
48 services37 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.
25 services25 patients
Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
22 services11 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
18 services17 patients

Hospital Affiliations CMS Care Compare 3

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

F F Thompson Hospital

Acute Care Hospitals · Canandaigua, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330074
Location350 Parrish StreetCanandaigua, NY 14424 · Ontario County
Emergency services Birthing friendly

Strong Memorial Hospital

Acute Care Hospitals · Rochester, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330285
Location601 Elmwood AveRochester, NY 14642 · Monroe County
Emergency services Birthing friendly

Marshfield Medical Center

Acute Care Hospitals · Marshfield, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520037
Location611 St Joseph AveMarshfield, WI 54449 · Wood County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80262 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$72.20 typical visit price
range $18.88 – $142.79
Typical copayment $18.05 (range $4.72 – $35.69)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

76.84/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.2
Promoting Interoperability100
Improvement Activities40
Cost42.68

Other Providers at the Same Location NPPES 20

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

MATTHEW LEWIS MD
Student in an Organized Health Care Education/Training Program
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE.
DENVER, CO 80262
Denver County (303) 493-7000
ANDREA FERREIRO MD
Student in an Organized Health Care Education/Training Program
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE.
DENVER, CO 80262
Denver County (303) 493-7000
KEVIN FRIEDMAN MD
Pediatrics (Pediatric Cardiology)
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE
DENVER, CO 80262
Denver County (303) 493-7000
DR. VERONICA HACKETHAL MD
Student in an Organized Health Care Education/Training Program
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE.
DENVER, CO 80262
Denver County (303) 315-7424
LANCE MICHAEL BRINKS M.D.
Surgery
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE
DENVER, CO 80262
Denver County (303) 315-7424
JENNIFER STICHMAN MD
Internal Medicine
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E 9TH AVENUE
DENVER, CO 80262
Denver County (303) 315-7424
DR. JILL MICHELLE DAHLKE STOVALL M.D.
Anesthesiology
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE
DENVER, CO 80262
Denver County (303) 315-7424
DR. NGAN HIEN NGUYEN M.D.
Internal Medicine
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, 4200 E. 9TH AVE
DENVER, CO 80262
Denver County (617) 849-0509

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 Clayton Green's NPI number?

The NPI number for Clayton Green is 1194942151. It was assigned to this individual provider in the NPPES registry on April 19, 2007.

Where is Clayton Green located?

Clayton Green practices at University Of Colorado School Of Medicine 4900 E. 9th Ave, Denver, CO 80262. The listed phone number is (303) 315-7424.

What is Clayton Green's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Clayton Green enrolled in Medicare?

Yes. Clayton Green 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 Clayton Green accept?

Health plans from Anthem Blue Cross and Blue Shield and Sanford Health Plan list Clayton Green 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 Clayton Green affiliated with any hospitals?

According to CMS data, Clayton Green is affiliated with F F Thompson Hospital, Strong Memorial Hospital and Marshfield Medical Center.

When was this NPI record last updated?

The NPPES record for Clayton Green was last updated on September 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.