STEVEN GUICHELAAR NP
NPI 1427476811
Nurse Practitioner - Psychiatric/Mental Health in North Haven, CT
NPI Status: Active since April 02, 2014
Contact Information
556 WASHINGTON AVE STE 201
NORTH HAVEN, CT
ZIP 06473
Phone: (203) 779-5799
Fax: (203) 599-0260
- Individual
- Male
- Nurse Practitioner
- Psychiatric/Mental Health
- Accepts Insurance
- PECOS Enrolled
About STEVEN GUICHELAAR
This page provides the complete NPI Profile along with additional information for Steven Guichelaar, a provider established in North Haven, Connecticut with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1427476811 assigned on April 2014. The practitioner's primary taxonomy code is 363LP0808X with license number 12.013275 (CT). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1427476811
- Provider Name
- STEVEN GUICHELAAR NP
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 556 WASHINGTON AVE STE 201 NORTH HAVEN, CT 06473
- Location Phone
- (203) 779-5799
- Location Fax
- (203) 599-0260
- Mailing Address
- 853 E SOUTHERN AVE INDIANAPOLIS, IN 46203
- Mailing Phone
- (317) 902-8715
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-02-2014
- Last Update Date
- 10-09-2025
- Code Navigator
A nurse practitioner (NP) like Steven Guichelaar is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.
Location Map
Secondary Locations
- 9 Pond Ln Ste 105
Concord, MA 01742
(617) 430-4949 - 7400 New La Grange Rd Ste 250
Louisville, KY 40222
(502) 907-2290 - 6161 Oak Tree Blvd
Independence, OH 44131
(216) 200-4415 - 500 Southborough Dr Ste 205
South Portland, ME 04106
(207) 813-4167 - 4405 Cox Rd Ste 150
Glen Allen, VA 23060
(804) 208-0475 - 1625 S Congress Ave Ste 406
Delray Beach, FL 33445
(561) 418-3262 - 1041 Ten Rod Rd Unit 8
North Kingstown, RI 02852
(401) 232-4166 - 6505 E 82nd St
Indianapolis, IN 46250
(317) 779-0310 - 1775 The Exchange SE Ste 610
Atlanta, GA 30339
(770) 526-0535 - 15 Constitution Dr Ste 2N
Bedford, NH 03110
(603) 769-8462
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
Nurse Practitioner Psychiatric/Mental Health
- Taxonomy Code
- 363LP0808X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 12.013275
- License State
- CT
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 163W00000X | Nursing Service Providers | Registered Nurse | 28196369A (IN) |
| 2 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 71004912A (IN) |
| 3 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | GAA-NP002139 (GA) |
| 4 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 0024189657 (VA) |
| 5 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 4017019 (KY) |
| 6 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | RN10004996 (MA) |
| 7 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | CNP241373 (ME) |
| 8 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 093521-23 (NH) |
| 9 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | APRN.CNP.0035978 (OH) |
| 10 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | APRN11032714 (FL) |
| 11 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | APRN04079 (RI) |
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- Anthem Bronze Preferred Blue PPO 6000/20%/8000 w/HSA - PPO
- Anthem Bronze Preferred Blue PPO 7000/50%/8000 w/HSA - PPO
- Anthem Bronze Preferred Blue PPO 7500/30%/10000 Value - PPO
- Anthem Bronze Preferred Blue PPO 8500/50%/9200 - PPO
- Anthem Gold Preferred Blue PPO 1000/20%/7500 - PPO
- Anthem Gold Preferred Blue PPO 2000/0%/6500 RxD - PPO
- Anthem Gold Preferred Blue PPO 2000/10%/4600 w/HSA - PPO
- Anthem Gold Preferred Blue PPO 2000/10%/7500 - PPO
- Anthem Gold Preferred Blue PPO 2000/20%/4600 w/HSA - PPO
- Anthem Gold Preferred Blue PPO 3000/0%/7500 RxD - PPO
- Anthem Bronze Essential 10150 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Anthem Bronze Essential 10150 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Anthem Bronze Essential 6500 HSA (+ Incentives) - HMO
- Anthem Bronze Essential 7500 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
- Anthem Bronze Essential POS 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
- Anthem Bronze Essential POS 7500 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
- Anthem Bronze Pathway 10600 ($0 Virtual PCP + $0 Select Drugs) - HMO
- Anthem Bronze Pathway 10600 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs) - HMO
- Anthem Bronze Pathway 7500 Standard ($0 Virtual PCP + $0 Select Drugs) - HMO
- Anthem Bronze Pathway 8500 for HSA - HMO
- Bronze 7500 $25 Generic Drugs - HMO
- Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness - HMO
- Diabetes Gold 3000 $0 Chronic Care Drugs & Services - HMO
- Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
- Diabetes Silver 5000 $0 Chronic Care Drugs & Services - HMO
- Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness - HMO
- Gold 2000 $15 Generic Drugs - HMO
- Gold 2000 $15 Generic Drugs + Adult Vision & Fitness - HMO
- HDHP Preventive Silver 5500 $0 Chronic Care Drugs - HMO
- Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services - HMO
- Connect 1500 Gold - EPO
- Connect 6000 Silver - EPO
- Connect 9800 Bronze - EPO
- HSA Qualified 7500 Bronze - Choice Network - EPO
- HSA-E Qualified 7500 Bronze - Signature Network - EPO
- Providence Oregon Standard Bronze Plan - Choice Network - EPO
- Providence Oregon Standard Bronze Plan - Signature Network - EPO
- Providence Oregon Standard Gold Plan - Choice Network - EPO
- Providence Oregon Standard Gold Plan - Signature Network - EPO
- Providence Oregon Standard Silver Plan - Choice Network - EPO
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 201228430 | MEDICAID (05) | IN | |
| 000000876664 | OTHER (01) | IN | ANTHEM |
| 000000876487 | OTHER (01) | IN | ANTHEM |
Medicare Participation & PECOS Enrollment Status
Steven Guichelaar is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Durable Medical Equipment (DME) and Power Mobility Devices.
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.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: No
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): No
Eligible to Order or Refer Power Mobility Devices: Yes
Physician Visit Costs
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 06473 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $93.86
- Minimum New Patient Price $60.82
- Maximum New Patient Price $183.1
- Average New Patient Copayment $23.46
- Minimum New Patient Copayment $15.2
- Maximum New Patient Copayment $45.77
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $106.68
- Minimum Established Patient Price $19.76
- Maximum Established Patient Price $149.26
- Average Established Patient Copayment $26.67
- Minimum Established Patient Copayment $4.94
- Maximum Established Patient Copayment $37.31
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
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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 1427476811, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 69 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1427476811, enumerated as an "individual" on April 02, 2014.
The provider is located at 556 WASHINGTON AVE STE 201 NORTH HAVEN, CT 06473 and the phone number is (203) 779-5799.
Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.
The provider might be accepting Accepts: Anthem Blue Cross and Blue Sheld, Anthem Blue. Please consult your insurance carrier or call the provider to verify.
