Physician Profile
David Hagaman, MD is a healthcare provider in Nashville, TN specializing in allergy. David trained at Ohio State University College of Medicine, graduating in 1987. According to Medicare claims data, David cared for 628 Medicare patients across 4,258 services. The services billed most often include test for allergy using allergenic extract, professional service for multiple injections of allergen, and test for allergy using allergenic extract injected into skin.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3601 TVC
Nashville, TN 37232
4,258 services · 628 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
2,695 | More often than most peers in Allergy |
| Professional service for multiple injections of allergen | Treatment | 95117 |
489 | As often as other peers in Allergy |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
442 | As often as other peers in Allergy |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
78 | Less often than most peers in Allergy |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
32 | As often as other peers in Allergy |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
21 | Less often than most peers in Allergy |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
271 | More often than most peers in Allergy |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
85 | As often as other peers in Allergy |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
75 | More often than most peers in Allergy |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
38 | More often than most peers in Allergy |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Hagaman is an allergy in Nashville, TN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Hagaman is listed at 3601 Tvc, Nashville, TN 37232. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (615) 322-3000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Hagaman's National Provider Identifier is 1235221656. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Hagaman attended Ohio State University College of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
Dr. Hagaman has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Hagaman provides treatments such as test for allergy using allergenic extract and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hagaman. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.