Melissa Ann Longjohn
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2017
- Practice address
- 5190 Atlantic Ave, Long Beach, CA 90805
- Practice phone
- Call (818) 996-1051
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tarzana Treatment Centers
FQHC - Main Site · Long Beach, California
Find Melissa Longjohn's 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.
Melissa Ann Longjohn is an addiction (substance use disorder) counselor in Long Beach, California
Melissa Longjohn practices at Tarzana Treatment Centers in Long Beach, California.
Melissa Longjohn's NPI, 1427570779, was assigned on July 7, 2017. Melissa Longjohn holds California license R1252200517.
- NPI
- 1427570779NPI Registry (opens in a new tab)
- NPI enumeration date
- July 7, 2017
- NPI status
- Active
- Practice phone
- (818) 996-1051
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Melissa Ann Longjohn practices at Tarzana Treatment Centers in Long Beach, California
Melissa Longjohn's primary practice is Tarzana Treatment Centers, at 5190 Atlantic Ave, Long Beach, CA 90805. The practice phone is (818) 996-1051.
- Tarzana Treatment Centers5190 Atlantic Ave, Long Beach, CA 90805Phone(818) 996-1051
Source: Dmand AI Affiliation Data
Melissa Ann Longjohn is affiliated with 2 sites of care and 1 medical group
Melissa Longjohn's primary practice is Tarzana Treatment Centers in Long Beach, California. The medical group on file is Tarzana Treatment Centers. Dmand AI also links Melissa Longjohn to 1 more group practice or clinic, named with a free account. Melissa Longjohn's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Melissa Ann Longjohn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Melissa Longjohn practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tarzana Treatment Centers | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Melissa Ann Longjohn is one of 640 addiction (substance use disorder) counselors in California
Counselor is Melissa Longjohn's primary specialty in the NPI Registry, under taxonomy code 101YA0400X. The record also lists addiction (substance use disorder). Melissa Longjohn is licensed in California.
Specialties and state licenses
- Addiction (substance use disorder) counselor, CaliforniaPrimary
Addiction (substance use disorder) counselors near Melissa Longjohn
Counts of addiction (substance use disorder) 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
Melissa Ann Longjohn's patients have a median age of 53
Across all payers, Dmand AI patient panel data puts Melissa Longjohn's median patient age at 53, with 55% women.
Melissa Longjohn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Sources for Melissa Ann Longjohn'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 Melissa Ann Longjohn
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Melissa Ann Longjohn's NPI number?
Melissa Ann Longjohn's NPI number is 1427570779. It was assigned on July 7, 2017, and it is active in the NPI Registry.
What does Melissa Ann Longjohn specialize in?
Melissa Ann Longjohn is an addiction (substance use disorder) counselor in Long Beach, California. The primary specialty in the NPI Registry is Addiction (Substance Use Disorder) Counselor (taxonomy code 101YA0400X).
Where does Melissa Ann Longjohn practice?
Melissa Longjohn practices at 5190 Atlantic Ave, Long Beach, CA 90805. Melissa Longjohn's primary practice is Tarzana Treatment Centers in Long Beach, California. Dmand AI also links Melissa Longjohn to 1 group practice or clinic.
What is Melissa Ann Longjohn's office phone number?
The practice phone on file for Melissa Longjohn is (818) 996-1051.
What is Melissa Ann Longjohn's medical license number?
Melissa Longjohn holds California license R1252200517.
What medical group is Melissa Ann Longjohn part of?
Melissa Longjohn is linked to Tarzana Treatment Centers.
How long has Melissa Ann Longjohn been practicing?
Melissa Longjohn's NPI was assigned in 2017.
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