1. Home
  2. Directory
  3. Maryland
  4. Oakland
  5. Nurse Practitioner
  6. NPI Profile

TAMMY PARKS
NPI 1558010249
Nurse Practitioner - Psychiatric/Mental Health in Oakland, MD

Active since March 21, 2022PECOS Enrolled
5000 THAYER CTR STE C, OAKLAND, MD 21550(855) 550-6463 Get Directions Write a Review

NPPES record last updated: March 17, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tammy Parks NPPES

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

TAMMY PARKS (NPI 1558010249) is an individual psychiatric/mental health provider in Oakland, Maryland, licensed in Maryland (R211160) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and maintains a secondary practice location in Tehachapi.

NPPES Registry Identity

NPI1558010249
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameTAMMY PARKS
Location Address5000 THAYER CTR STE COakland, MD 21550-1139
Mailing Address340 S Highland Ave # 12121Baltimore, MD 21281-9900
Phone(855) 550-6463
Sole ProprietorYes
Enumeration DateMarch 21, 2022
Last NPPES UpdateMarch 17, 2024
NPPES CertifiedMarch 17, 2024
✔ NPI 1558010249 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MD · R211160
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License RN103917 (DC), R211160 (MD)
5000 THAYER CTR STE C, Oakland, MD 21550
Open in Google Maps ↗

Secondary Practice Location 1

Location 1122 S Green StTehachapi, CA 93561-1717 · Phone (661) 221-9891

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tammy Parks is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Tammy Parks reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Signify Health, LLC
1,071 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, Virginia enrollment
  • 501 clinicians in this Medicare group
NPI 1689158487 (469) 466-7007
Signify Health Medical Associates, PLLC
1,071 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, District of Columbia and Maryland enrollments
  • 75 clinicians in this Medicare group
NPI 1750845863 (972) 715-3800

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21550 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
$89.75 typical visit price
range $57.99 – $175.57
Typical copayment $22.43 (range $14.49 – $43.89)
Most-billed visit code 99203
Established Patient
$102.11 typical visit price
range $18.66 – $143.02
Typical copayment $25.52 (range $4.66 – $35.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

COMMUNITY CARE LABS & MOBILE SERVICES
Technician, Pathology (Phlebotomy)
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (240) 206-1836
RENEA SLAUGHTER LCSW
Social Worker (Clinical)
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (703) 718-6811
GHAIYA MCDONALD
Behavior Technician
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (904) 217-9531
KRISTY LEONE LCPC, LCPAT, ATR-BC
Counselor
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (443) 464-1639
TALK37 LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (443) 527-3637
RENEW YOUR MIND
Social Worker (Clinical)
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (301) 246-6885
SUNRISE PSYCHOTHERAPY LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (240) 785-0212
OPTIMUM PRIMARY CARE SERVICES LLC
Clinic/Center (Primary Care)
5000 THAYER CTR STE C
OAKLAND, MD 21550
Garrett County (240) 997-8976

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 Tammy Parks's NPI number?

The NPI number for Tammy Parks is 1558010249. It was assigned to this individual provider in the NPPES registry on March 21, 2022.

Where is Tammy Parks located?

Tammy Parks practices at 5000 Thayer Ctr Ste C, Oakland, MD 21550. The listed phone number is (855) 550-6463.

What is Tammy Parks's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Tammy Parks enrolled in Medicare?

Yes. Tammy Parks is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Tammy Parks's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Parks reassigns Medicare benefits to 2 organizations: Signify Health, LLC (Dallas, TX) and Signify Health Medical Associates, PLLC (Dallas, TX). Each 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 Tammy Parks'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 Tammy Parks was last updated on March 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.