Sierra Marcus, MA
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 3305 Breckinridge Blvd, Duluth, GA 30096
- Practice phone
- Call (770) 495-9775
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Manna Treatment
Behavioral health practice · Duluth, Georgia
Find Sierra Marcus' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Sierra Marcus is a mental health counselor in Duluth, Georgia
Sierra Marcus practices at Manna Treatment in Duluth, Georgia.
Sierra Marcus' NPI, 1699383331, was assigned on July 20, 2020.
- NPI
- 1699383331NPI Registry (opens in a new tab)
- NPI enumeration date
- July 20, 2020
- NPI status
- Active
- Practice phone
- (770) 495-9775
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sierra Marcus practices at Manna Treatment in Duluth, Georgia
Sierra Marcus' primary practice is Manna Treatment, at 3305 Breckinridge Blvd, Duluth, GA 30096. The practice phone is (770) 495-9775.
- Manna Treatment3305 Breckinridge Blvd, Duluth, GA 30096Phone(770) 495-9775
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sierra Marcus is affiliated with 1 site of care and 1 medical group
Sierra Marcus' primary practice is Manna Treatment in Duluth, Georgia. The medical group on file is Manna Treatment.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Sierra Marcus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sierra Marcus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Manna Treatment | Available with a free account |
Source: Dmand AI Technology Install Data
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Sierra Marcus is one of 895 mental health counselors in Georgia
Mental health is Sierra Marcus' primary specialty in the NPI Registry, under taxonomy code 101YM0800X.
Specialties and state licenses
- Mental health counselorPrimary
Mental health counselors near Sierra Marcus
Counts of mental health counselors with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Sierra Marcus' patients have a median age of 31
Across all payers, Dmand AI patient panel data puts Sierra Marcus' median patient age at 31, with 100% women.
Sierra Marcus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 31
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Sources for Sierra Marcus's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Sierra Marcus
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sierra Marcus' NPI number?
Sierra Marcus' NPI number is 1699383331. It was assigned on July 20, 2020, and it is active in the NPI Registry.
What does Sierra Marcus specialize in?
Sierra Marcus is a mental health counselor in Duluth, Georgia. The primary specialty in the NPI Registry is Mental Health Counselor (taxonomy code 101YM0800X).
Where does Sierra Marcus practice?
Sierra Marcus practices at 3305 Breckinridge Blvd, Duluth, GA 30096. Sierra Marcus' primary practice is Manna Treatment in Duluth, Georgia.
What is Sierra Marcus' office phone number?
The practice phone on file for Sierra Marcus is (770) 495-9775.
What medical group is Sierra Marcus part of?
Sierra Marcus is linked to Manna Treatment.
How long has Sierra Marcus been practicing?
Sierra Marcus' NPI was assigned in 2020.
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