Dr. Mark A Gregorio
DNP, APRN, CNP, NP-C | Nurse Practitioner - Adult Health | 15+ years Exp
42 Concord St, New Haven
Connecticut, 06512-4005
860-823-0645
Dr. Mark A Gregorio is a New Haven, Connecticut based nurse practitioner with 15 years of experience in Adult Health. He completed his graduation in 2010. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Mark A Gregorio is 12.004539 for Adult Health in Connecticut. His current practice location is 42 Concord St, New Haven. Patients can reach him at 860-823-0645. Dr. Mark A Gregorio is DNP, APRN, CNP, NP-C with specialization in Adult Health and his NPI number (Unique professional ID assigned by NPPES) is 1598066698.
Dr. Mark A Gregorio can evaluate, diagnose patients overall wellness, and conditions such as cancer, heart disease, diabetes, arthritis, sports injuries, and other ailments. He can see patients and promote healthy living and wellness. He can perform physical examinations, order and interpret tests, prescribe medications and treatments, and can also provide education and counseling to patients on wellness strategies and disease prevention.
Complete Profile:
Dr. Mark A Gregorio speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Mark A Gregorio |
| Specialization: | Adult Health Nurse Practitioner (ANP) |
| Gender: | Male |
| Credentials: | DNP, APRN, CNP, NP-C |
| Experience: | 15+ years |
| Medical School Attended: | Other |
| Graduation Year: | 2010 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 42 Concord St, New Haven,
Connecticut, 06512-4005 |
| Phone: | 860-823-0645 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 6103093448 |
| Enrollment ID: | I20120127000001 |
| NPI Number: | 1598066698 |
| NPI Enumeration Date: | 06 Nov, 2010 |
| NPI Last Update On: | 14 Oct, 2021 |
Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Mark A Gregorio are as mentioned below.
| License Number | Specialization | State | Status | |
| 12.004539 | Adult Health | Connecticut | Primary | |
Group Practice:
Group practices are practice of medicine by a group of NPs who share their premises and other resources. Following list states all the group name
with which Dr. Mark A Gregorio is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Hdc Care Solutions, Llc (0345634770) | 93 |
| Practitioner Support Services Llp (3375596984) | 121 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Mark A Gregorio such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 4539 | Other | Connecticut | APRN |
| 071501 | Other | Connecticut | RN |
| RN2338443 | Other | Massachusetts | RN/APRN |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Mark A Gregorio
42 Concord St,
New Haven, Connecticut |
| Zip: | 06512-4005 |
| Phone Number: | 860-823-0645 |
| Fax Number: | 203-469-9925 |
Patients can reach Dr. Mark A Gregorio at
42 Concord St, New Haven, Connecticut or can
call to book an appointment on 860-823-0645.
Comments/ Reviews:
Patients can read all the reviews posted for Dr. Mark A Gregorio below. You may also share your own experience like the quality of treatment, behavior, and overall care provided by Dr. Mark A Gregorio. It will help others make informed decisions.
Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.