JOAN COHAN CROSSMAN LCPC
NPI 1669660122
Counselor - Professional in Edgewater, MD

NPI Status: Active since October 10, 2007

Contact Information

137 MITCHELLS CHANCE RD STE 260
EDGEWATER, MD
ZIP 21037
Phone: (410) 286-2833
Fax: (410) 286-2834

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  • Individual
  • Female
  • Counselor
  • Professional
  • Opted-Out Medicare

About JOAN CROSSMAN

This page provides the complete NPI Profile along with additional information for Joan Crossman, a provider established in Edgewater, Maryland with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1669660122 assigned on October 2007. The practitioner's primary taxonomy code is 101YP2500X with license number LC0759 (MD). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1669660122
Provider Name
JOAN COHAN CROSSMAN LCPC
Gender
Female
Entity Type
Individual
Location Address
137 MITCHELLS CHANCE RD STE 260 EDGEWATER, MD 21037
Location Phone
(410) 286-2833
Location Fax
(410) 286-2834
Mailing Address
PO BOX 630973 BALTIMORE, MD 21263
Mailing Phone
(410) 286-2833
Mailing Fax
(410) 286-2834
Is Sole Proprietor?
No
Enumeration Date
10-10-2007
Last Update Date
12-06-2007
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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. Joan Crossman opted out of Medicare effective on 06-20-2025 until 06-20-2027. 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.

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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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
LC0759
License State
MD

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: 06-20-2025

  • Opt-Out End Date: 06-20-2027

  • Eligible to Order and Refer? No

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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 1669660122, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
0
Doubled → 0
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
2
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 6 → 12 → 3 6 → 12 → 3 0 → 0 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 2 + 6 + 0 + 1 + 4 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1669660122.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669660122, enumerated as an "individual" on October 10, 2007.

The provider is located at 137 MITCHELLS CHANCE RD STE 260 EDGEWATER, MD 21037 and the phone number is (410) 286-2833.

Counselor with taxonomy code 101YP2500X and a focus in Professional.