MS. LISA MARKS MAHON
NPI 1255463303
Counselor - Mental Health in Port Townsend, WA

NPI Status: Active since March 12, 2007

Contact Information

826 ADAMS ST.
PORT TOWNSEND, WA
ZIP 98368
Phone: (360) 385-7760
Fax: (360) 385-6387

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  • Individual
  • Female
  • Counselor
  • Mental Health
  • Accepts Insurance
  • Opted-Out Medicare

About LISA MAHON

This page provides the complete NPI Profile along with additional information for Lisa Mahon, a provider established in Port Townsend, Washington with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1255463303 assigned on March 2007. The practitioner's primary taxonomy code is 101YM0800X with license number LH00004582 (WA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1255463303
Provider Name
MS. LISA MARKS MAHON
Other Name
MS. LISA MARKS MA LMHC
Other Name Type
Professional Name (2)
Gender
Female
Entity Type
Individual
Location Address
826 ADAMS ST. PORT TOWNSEND, WA 98368
Location Phone
(360) 385-7760
Location Fax
(360) 385-6387
Mailing Address
P.O. BOX 1001 PORT TOWNSEND, WA 98368
Mailing Phone
(360) 385-7760
Mailing Fax
(360) 385-6387
Is Sole Proprietor?
Yes
Enumeration Date
03-12-2007
Last Update Date
07-08-2007
Code Navigator

A mental health counselor like Lisa Mahon provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Lisa Mahon opted out of Medicare effective on 04-25-2024 until 04-25-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
LH00004582
License State
WA

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Premera Blue Cross Alaska One Gold - PPO
  • Premera Blue Cross Preferred Bronze 5800 HSA - PPO
  • Premera Blue Cross Preferred Bronze 6350 - PPO
  • Premera Blue Cross Preferred Gold 1500 - PPO
  • Premera Blue Cross Preferred Silver 4500 - PPO
  • Premera Blue Cross Standard Bronze II - PPO
  • Premera Blue Cross Standard Gold - PPO
  • Premera Blue Cross Standard Silver - PPO
  • Premera Blue Cross Family Dental - PPO
  • Premera Blue Cross Pediatric Dental - PPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 04-25-2024

  • Opt-Out End Date: 04-25-2026

  • Eligible to Order and Refer? No

Reviews for MS. LISA MARKS MAHON

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1255463303, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 5 → 10 → 1 4 → 8 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 0 + 5 + 8 + 6 + 6 + 3 + 0 + 24 = 57

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1255463303.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255463303, enumerated as an "individual" on March 12, 2007.

The provider is located at 826 ADAMS ST. PORT TOWNSEND, WA 98368 and the phone number is (360) 385-7760.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.

The provider might be accepting Accepts: Premera Blue Cross Blue Shield of Alaska. Please consult your insurance carrier or call the provider to verify.