MOUNTAIN WEST DERM - BLACKHART PLLC
NPI 1366018848
Dermatology in Georgetown, TX

Active since June 03, 2021
4513 WILLIAMS DR, GEORGETOWN, TX 78633(512) 930-3909(512) 240-5469 Get Directions Write a Review

NPPES record last updated: June 14, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 14, 2021, Jun 3, 2021 (2 updates tracked since 2021).

About Mountain West Derm - Blackhart Pllc NPPES

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

MOUNTAIN WEST DERM - BLACKHART PLLC (NPI 1366018848), doing business as Vitalogy Skincare, is a healthcare organization registered as a dermatology in Georgetown, Texas and active in the NPI registry since June 2021. The organization lists Bret S Blackhart, President, as its authorized official.

NPPES Registry Identity

NPI1366018848
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameMOUNTAIN WEST DERM - BLACKHART PLLC
Location Address4513 WILLIAMS DRGeorgetown, TX 78633-1302
Mailing Address4513 Williams DrGeorgetown, TX 78633-1302 · (512) 763-3803 · Fax (512) 240-5469
Fax(512) 240-5469
Organization SubpartNo
Authorized OfficialBret S BlackhartPresident · (775) 336-3624
Enumeration DateJune 3, 2021
Last NPPES UpdateJune 14, 20212 updates tracked since enumeration
NPPES CertifiedJune 14, 2021
✔ NPI 1366018848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
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.
Also ListedDermatology · MOHS-Micrographic SurgeryTaxonomy 207ND0101X
Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X
4513 WILLIAMS DR, Georgetown, TX 78633

Other Names 1

Doing Business AsVitalogy Skincare

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mountain West Derm - Blackhart Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by October 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20211018000436Non-DME Part B · Clinic/Group PracticeDue dateOctober 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

21

Medicare enrollment records show 21 clinicians reassign Medicare billing to Mountain West Derm - Blackhart PLLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 7 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 4

Dermatology10
Micrographic Dermatologic Surgery (MDS)5
Pathology4
Nurse Practitioner2

Nearest to this location (20)

See all 21
Nurse Practitioner
NPI 1679808695
4513 WILLIAMS DR
Georgetown, TX 78633
(512) 930-3909
✔ PECOS✔ Accepts MedicareSame address
Micrographic Dermatologic Surgery (MDS)
NPI 1528646775
4513 WILLIAMS DR
Georgetown, TX 78633
(512) 930-3909
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1972810976
4513 WILLIAMS DR
Georgetown, TX 78633
(512) 930-3909
✔ PECOS✔ Accepts MedicareSame address
Micrographic Dermatologic Surgery (MDS)
NPI 1851682900
4513 WILLIAMS DR
Georgetown, TX 78633
(512) 930-3909
✔ PECOS✔ Accepts MedicareSame address
Dermatology
NPI 1801072855
3010 WILLIAMS DR STE 210
Georgetown, TX 78628
(512) 756-2525
✔ PECOS✔ Accepts Medicare2.1 mi
Dermatology
NPI 1831215763
3010 WILLIAMS DR SUITE 177
Georgetown, TX 78628
(512) 930-3909
✔ PECOS✔ Accepts Medicare2.1 mi
Pathology
NPI 1932262433
3010 WILLIAMS DR SUITE 177
Georgetown, TX 78628
(512) 868-3376
✔ PECOS✔ Accepts Medicare2.1 mi
Micrographic Dermatologic Surgery (MDS)
NPI 1326421603
1610 E WHITESTONE BLVD
Cedar Park, TX 78613
(512) 260-3376
✔ PECOS✔ Accepts Medicare12 mi
Pathology
NPI 1790789154
7801 N LAMAR BLVD STE D8182
Austin, TX 78752
(512) 868-3376
✔ PECOS✔ Accepts Medicare23 mi
Dermatology
NPI 1306023114
200 JOHN HOOVER PKWY BLDG 4, SUITE B
Burnet, TX 78611
(512) 930-3909
✔ PECOS✔ Accepts Medicare31 mi
Dermatology
NPI 1881708139
4419 FRONTIER TRL STE 110
Austin, TX 78745
(512) 444-7208
✔ PECOS✔ Accepts Medicare31 mi
Dermatology
NPI 1811377286
8701 W HIGHWAY 71 STE 101
Austin, TX 78735
(512) 923-8826
✔ PECOS✔ Accepts Medicare32 mi
Micrographic Dermatologic Surgery (MDS)
NPI 1699161174
8701 W HIGHWAY 71 STE 101
Austin, TX 78735
(512) 766-2610
✔ PECOS✔ Accepts Medicare32 mi
Dermatology
NPI 1073172433
17510 W GRAND PKWY S STE 420
Sugar Land, TX 77479
(832) 364-6184
✔ PECOS✔ Accepts Medicare144 mi
Dermatology
NPI 1851528228
5373 W ALABAMA ST STE 204
Houston, TX 77056
(281) 607-7739
✔ PECOS✔ Accepts Medicare149 mi
Dermatology
NPI 1396975850
1525 HICKORY ST
Abilene, TX 79601
(325) 677-7546
✔ PECOS171 mi
Dermatology
NPI 1114331634
977 RAINTREE CIR STE 120
Allen, TX 75013
(972) 338-4528
✔ PECOS✔ Accepts Medicare178 mi
Micrographic Dermatologic Surgery (MDS)
NPI 1962481044
2805 5TH ST 100
Rapid City, SD 57701
(605) 755-5700
✔ PECOS970 mi
Pathology
NPI 1174620496
4814 SPARKS BLVD
Sparks, NV 89436
(775) 324-0699
✔ PECOS✔ Accepts Medicare1,384 mi
Pathology
NPI 1699902726
640 W. MOANA LANE
Reno, NV 89509
(775) 324-0699
✔ PECOS✔ Accepts Medicare1,386 mi
See all 21 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mountain West Derm - Blackhart PLLC's NPI number?

The NPI number for Mountain West Derm - Blackhart PLLC is 1366018848. It was assigned to this organization in the NPPES registry on June 3, 2021. The provider is doing business as Vitalogy Skincare.

Where is Mountain West Derm - Blackhart PLLC located?

Mountain West Derm - Blackhart PLLC is located at 4513 Williams Dr, Georgetown, TX 78633. The listed phone number is (512) 930-3909.

What is Mountain West Derm - Blackhart PLLC's specialty?

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

Is Mountain West Derm - Blackhart PLLC enrolled in Medicare?

Yes. Mountain West Derm - Blackhart PLLC is registered in the Medicare PECOS enrollment system.

When is Mountain West Derm - Blackhart PLLC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by October 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Mountain West Derm - Blackhart PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 21 clinicians in 4 Medicare specialties reassign their Medicare billing to Mountain West Derm - Blackhart PLLC. A 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 the clinician's services. The largest specialties are Dermatology (10), Micrographic Dermatologic Surgery (MDS) (5) and Pathology (4). Of these, 4 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mountain West Derm - Blackhart PLLC accept?

Health plans from Moda Health Plan, Inc., Sendero Health Plans, Local Nonprofit and WellPoint list Mountain West Derm - Blackhart PLLC 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.

When was this NPI record last updated?

The NPPES record for Mountain West Derm - Blackhart PLLC was last updated on June 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.