Dr. Marissa Shams, MD
- Medicare services, 2021
- 48
- Part D claims, 2021
- 470
- Industry payments
- $569
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 2015 Uppergate Dr Ne, Atlanta, GA 30322-1015
- Practice phone
- Call (404) 778-2400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Shams' professional email, personal email and mobile number
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Dr. Marissa Shams is an allergist and immunologist in Atlanta, Georgia
Dr. Shams practices in Atlanta, Georgia.
Dr. Shams' NPI, 1033343439, was assigned on May 13, 2009. Dr. Shams holds Georgia license 78171.
- NPI
- 1033343439NPI Registry (opens in a new tab)
- NPI enumeration date
- May 13, 2009
- NPI status
- Active
- Practice phone
- (404) 778-2400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Marissa Shams' practice address is in Atlanta, Georgia
Dr. Shams' practice address in the NPI Registry is 2015 Uppergate Dr Ne, Atlanta, GA 30322-1015. The practice phone is (404) 778-2400.
- NPI Registry address2015 Uppergate Dr Ne, Atlanta, GA 30322-1015Phone(404) 778-2400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Marissa Shams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Shams' practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marissa Shams is one of 97 allergists and immunologists in Georgia
Allergy and immunology is Dr. Shams' primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Shams is licensed in Georgia.
Specialties and state licenses
- Allergy and immunology, GeorgiaPrimary
Allergists and immunologists near Dr. Shams
Counts of allergists and immunologists 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
Dr. Marissa Shams billed Medicare for 48 services in 2021
CMS data shows 48 Medicare services from Dr. Shams across 2 procedure codes in 2021, all of them office visits. Medicare paid $2,242 for them. Every service was in an office.
Dr. Shams' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1682021: 4871%
- Tests and treatments
- 2020: 882021: 0100%
Dr. Shams compared with the Georgia median for allergists and immunologists, 2021
- Dr. Shams
- Georgia median
- Medicare services
- 48vs 2,15698% below
- Part D claims
- 470vs 52611% below
Medians across 91 allergists and immunologists in Georgia with Dmand AI profiles that report each measure.
Dr. Shams' most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shams and other allergists and immunologists in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marissa Shams' patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Shams' median patient age at 45, with 63% women.
Dr. Shams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women63%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. Marissa Shams wrote 470 Medicare Part D claims in 2021
In 2021, Dr. Shams wrote 470 Medicare Part D claims. They cover 16 drugs, with $1,318,802 in total drug cost. In 2020, CMS named 937 claims across 22 drugs.
Dr. Shams' most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 9372021: 47050%
Drugs named by CMS: 16 in 2021, 22 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Marissa Shams received $569 in industry payments from 2018 to 2024
CMS Open Payments shows 12 general payments to Dr. Shams from 5 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $226.
General payments to Dr. Shams by program year, 2018 to 2024
Companies that paid Dr. Shams the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Marissa Shams'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Dr. Marissa Shams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Marissa Shams' NPI number?
Dr. Marissa Shams' NPI number is 1033343439. It was assigned on May 13, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Marissa Shams?
Dr. Marissa Shams is an allergist and immunologist in Atlanta, Georgia. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Marissa Shams practice?
Dr. Shams practices at 2015 Uppergate Dr Ne, Atlanta, GA 30322-1015.
What is Dr. Marissa Shams' office phone number?
The practice phone on file for Dr. Shams is (404) 778-2400.
What is Dr. Marissa Shams' medical license number?
Dr. Shams holds Georgia license 78171.
Does Dr. Marissa Shams accept Medicare?
Yes. CMS data shows Dr. Shams billed Medicare for 48 services in 2021.
What services does Dr. Marissa Shams bill to Medicare?
In 2021, Dr. Shams' most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
What drugs does Dr. Marissa Shams prescribe most?
In 2021 Medicare Part D data, Dr. Shams' most prescribed drugs by claims were Montelukast Sodium, Advair Hfa and Azelastine HCl.
Has Dr. Marissa Shams received payments from drug or device companies?
CMS Open Payments shows $569 in general payments to Dr. Shams from 5 companies from 2018 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Marissa Shams been practicing?
Dr. Shams' NPI was assigned in 2009.
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