Dr. Harold F. Moessner, MD
- Medicare services, 2024
- 4,195
- Medicare patients, 2024
- 135
- Part D claims, 2024
- 793
- Industry payments
- $10,620
- Affiliated sites
- 1
- Practice address
- 1623 Galleria Blvd, Brentwood, TN 37027
- Practice phone
- Call (615) 771-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cool Springs Allergy Associates PLC
Brentwood, Tennessee
Find Dr. Moessner'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.
Dr. Harold F. Moessner is an allergist and immunologist in Brentwood, Tennessee
Dr. Moessner practices at Cool Springs Allergy Associates PLC in Brentwood, Tennessee.
Dr. Moessner's NPI, 1649226770, was assigned on May 26, 2006. Dr. Moessner graduated from University of Minnesota Medical School in 1971. Dr. Moessner holds Tennessee license MD0000018213.
- NPI
- 1649226770NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244307403
- NPI enumeration date
- May 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 771-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harold F. Moessner practices at Cool Springs Allergy Associates PLC in Brentwood, Tennessee
Dr. Moessner's primary practice is Cool Springs Allergy Associates PLC, at 1623 Galleria Blvd, Brentwood, TN 37027 in Williamson County. The practice phone is (615) 771-8000.
- Cool Springs Allergy Associates PLC1623 Galleria Blvd, Brentwood, TN 37027 · Williamson CountyPhone(615) 771-8000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Harold F. Moessner is affiliated with 2 sites of care and 1 medical group
Dr. Moessner's primary practice is Cool Springs Allergy Associates PLC in Brentwood, Tennessee. The medical group on file is Cool Springs Allergy Associates. Dmand AI also links Dr. Moessner to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Harold F. Moessner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Moessner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cool Springs Allergy Associates PLC | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Harold F. Moessner is one of 72 allergists and immunologists in Tennessee
Allergy and immunology is Dr. Moessner's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Moessner is licensed in Tennessee.
Specialties and state licenses
- Allergy and immunology, TennesseePrimary
Allergists and immunologists near Dr. Moessner
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. Harold F. Moessner billed Medicare for 4,195 services in 2024
CMS data shows 4,195 Medicare services from Dr. Moessner across 4 procedure codes in 2024, for 135 Medicare patients. Medicare paid $49,153 for them. Every service was in an office.
Dr. Moessner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4,5442024: 4,00412%
- Office and hospital visits
- 2023: 2172024: 19112%
Dr. Moessner compared with the Tennessee median for allergists and immunologists, 2024
- Dr. Moessner
- Tennessee median
- Medicare services
- 4,195vs 2,70055% above
- Medicare patients
- 135vs 141Close to median
- Part D claims
- 662vs 3172.1 times
Medians across 74 allergists and immunologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Moessner's most billed Medicare procedure codes, 2024
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. Moessner and other allergists and immunologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harold F. Moessner treated 135 Medicare patients in 2024, average age 73
CMS counts 135 Medicare patients who saw Dr. Moessner in 2024. The largest group is 65 to 74, with 74 patients. 71% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Moessner's median patient age at 66, with 58% women.
Dr. Moessner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Moessner's Medicare patients by sex, 2024
- Women9470%
- Men4130%
Chronic conditions among Dr. Moessner's Medicare patients, 2024
- High cholesterol71%
- High blood pressure68%
- Asthma53%
- Arthritis44%
- Anxiety23%
- Osteoporosis22%
- Diabetes21%
- Ischemic heart disease21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Moessner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Harold F. Moessner wrote 793 Medicare Part D claims in 2024
In 2024, Dr. Moessner wrote 793 Medicare Part D claims for 123 patients. 50% of them were for generic drugs. CMS names the drug for 662 of them, across 15 drugs with 11 or more claims each, at $155,880 in total drug cost. In 2023, CMS named 769 claims across 19 drugs.
Dr. Moessner's Part D claims by kind of drug, 2024
- Generic396 claims50%
- Brand-name397 claims50%
Dr. Moessner's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Moessner's Part D claims, 2024
- Antibiotics6%45 of 793 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7692024: 66214%
Drugs named by CMS: 15 in 2024, 19 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Harold F. Moessner takes part in Medicare
Dr. Moessner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Harold F. Moessner received $10,620 in industry payments from 2016 to 2025
CMS Open Payments shows 540 general payments to Dr. Moessner from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $1,543.
General payments to Dr. Moessner by program year, 2016 to 2025
General payments to Dr. Moessner by kind, 2016 to 2025
- Food and beverage$10,614100%
- Education$60%
Companies that paid Dr. Moessner the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Harold F. Moessner graduated from University of Minnesota Medical School
Dr. Moessner graduated from University of Minnesota Medical School in 1971.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Harold F. Moessner'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Dr. Harold F. Moessner
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. Harold F. Moessner's NPI number?
Dr. Harold F. Moessner's NPI number is 1649226770. It was assigned on May 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Harold F. Moessner?
Dr. Harold F. Moessner is an allergist and immunologist in Brentwood, Tennessee. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Harold F. Moessner practice?
Dr. Moessner practices at 1623 Galleria Blvd, Brentwood, TN 37027. Dr. Moessner's primary practice is Cool Springs Allergy Associates PLC in Brentwood, Tennessee. Dmand AI also links Dr. Moessner to 1 group practice or clinic.
What is Dr. Harold F. Moessner's office phone number?
The practice phone on file for Dr. Moessner is (615) 771-8000.
What is Dr. Harold F. Moessner's medical license number?
Dr. Moessner holds Tennessee license MD0000018213.
What medical group is Dr. Harold F. Moessner part of?
Dr. Moessner is linked to Cool Springs Allergy Associates.
Does Dr. Harold F. Moessner accept Medicare?
Yes. CMS data shows Dr. Moessner billed Medicare for 4,195 services in 2024, and Dr. Moessner accepts Medicare assignment.
How many Medicare patients does Dr. Harold F. Moessner see?
CMS counts 135 Medicare patients who saw Dr. Moessner in 2024, with an average age of 73.
What services does Dr. Harold F. Moessner bill to Medicare?
In 2024, Dr. Moessner's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95117) and office visit, established patient (99213).
Where did Dr. Harold F. Moessner go to medical school?
Dr. Moessner graduated from University of Minnesota Medical School in 1971.
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What drugs does Dr. Harold F. Moessner prescribe most?
In 2024 Medicare Part D data, Dr. Moessner's most prescribed drugs by claims were Breo Ellipta, Trelegy Ellipta and Montelukast Sodium.
Has Dr. Harold F. Moessner received payments from drug or device companies?
CMS Open Payments shows $10,620 in general payments to Dr. Moessner from 33 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Harold F. Moessner been practicing?
Dr. Moessner graduated from medical school in 1971, 55 years ago.
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