Dr. Harold Carter Davidson, MD, PhD
- Medicare services, 2024
- 1,619
- Medicare patients, 2024
- 431
- Part D claims, 2024
- 592
- Hospital affiliations
- 4
- Industry payments
- $375
- Practice address
- 924 Colonial Ave, York, PA 17403
- Practice phone
- Call (717) 851-1405
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wellspan ENT
York, Pennsylvania
Find Dr. Davidson's professional email, personal email and mobile number
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Dr. Harold Carter Davidson is an otolaryngologist in York, Pennsylvania
Dr. Davidson practices at Wellspan ENT in York, Pennsylvania.
Dr. Davidson's NPI, 1487804555, was assigned on September 25, 2008. Dr. Davidson holds Pennsylvania license MD442589.
- NPI
- 1487804555NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113197245
- NPI enumeration date
- September 25, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 851-1405
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Harold Carter Davidson practices at Wellspan ENT in York, Pennsylvania
Dr. Davidson's primary practice is Wellspan ENT, at 924 Colonial Ave, York, PA 17403 in York County. The practice phone is (717) 851-1405.
- Wellspan ENT924 Colonial Ave, York, PA 17403 · York CountyPhone(717) 851-1405
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Harold Carter Davidson is affiliated with 6 sites of care and 1 medical group
Dr. Davidson's primary practice is Wellspan ENT in York, Pennsylvania. Dr. Davidson is also affiliated with WellSpan Chambersburg Hospital. The medical group on file is WellSpan Digestive Health. Dmand AI also links Dr. Davidson to 3 more hospitals and 1 group practice or clinic, each 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 Carter Davidson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Davidson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wellspan ENT | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Harold Carter Davidson is one of 415 otolaryngologists in Pennsylvania
Otolaryngology is Dr. Davidson's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Davidson is licensed in Pennsylvania.
Specialties and state licenses
- Otolaryngology, PennsylvaniaPrimary
Otolaryngologists near Dr. Davidson
Counts of otolaryngologists 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 Carter Davidson billed Medicare for 1,619 services in 2024
CMS data shows 1,619 Medicare services from Dr. Davidson across 13 procedure codes in 2024, for 431 Medicare patients. Medicare paid $79,726 for them.
Dr. Davidson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5942024: 87848%
- Office and hospital visits
- 2023: 5172024: 43516%
- Surgery
- 2023: 2932024: 3064%
- Other services
- 2023: 122024: 0100%
Where Dr. Davidson's Medicare services took place, 2024
- In an office1,59298%
- In a facility272%
Dr. Davidson compared with the Pennsylvania median for otolaryngologists, 2024
- Dr. Davidson
- Pennsylvania median
- Medicare services
- 1,619vs 7602.1 times
- Medicare patients
- 431vs 34027% above
- Part D claims
- 482vs 2132.3 times
Medians across 386 otolaryngologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Davidson'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. Davidson and other otolaryngologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Harold Carter Davidson treated 431 Medicare patients in 2024, average age 75
CMS counts 431 Medicare patients who saw Dr. Davidson in 2024. The largest group is 65 to 74, with 183 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Davidson's median patient age at 47, with 51% women.
Dr. Davidson's Medicare patients by age, 2024
Dr. Davidson's Medicare patients by sex, 2024
- Women23154%
- Men20046%
Chronic conditions among Dr. Davidson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Ischemic heart disease33%
- Diabetes30%
- Anxiety29%
- Chronic kidney disease28%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Davidson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Harold Carter Davidson wrote 592 Medicare Part D claims in 2024
In 2024, Dr. Davidson wrote 592 Medicare Part D claims for 218 patients. 96% of them were for generic drugs. CMS names the drug for 482 of them, across 14 drugs with 11 or more claims each, at $18,892 in total drug cost. In 2023, CMS named 711 claims across 19 drugs.
Dr. Davidson's Part D claims by kind of drug, 2024
- Generic567 claims96%
- Brand-name25 claims4%
Dr. Davidson'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. Davidson's Part D claims, 2024
- Opioids3%19 of 592 claims
- Antibiotics8%48 of 592 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: 7112024: 48232%
Drugs named by CMS: 14 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 Carter Davidson takes part in Medicare
Dr. Davidson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Spinal fusion: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Harold Carter Davidson received $375 in industry payments from 2016 to 2021
CMS Open Payments shows 21 general payments to Dr. Davidson from 13 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Intersect ENT, Inc. paid the most, $83.
General payments to Dr. Davidson by program year, 2016 to 2021
Companies that paid Dr. Davidson the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Harold Carter Davidson'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)Doctors and Clinicians Utilization Data (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. Harold Carter Davidson
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 Carter Davidson's NPI number?
Dr. Harold Carter Davidson's NPI number is 1487804555. It was assigned on September 25, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Harold Carter Davidson?
Dr. Harold Carter Davidson is an otolaryngologist in York, Pennsylvania. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Harold Carter Davidson practice?
Dr. Davidson practices at 924 Colonial Ave, York, PA 17403. Dr. Davidson's primary practice is Wellspan ENT in York, Pennsylvania. Dmand AI also links Dr. Davidson to 3 hospitals and 1 group practice or clinic.
What is Dr. Harold Carter Davidson's office phone number?
The practice phone on file for Dr. Davidson is (717) 851-1405.
What is Dr. Harold Carter Davidson's medical license number?
Dr. Davidson holds Pennsylvania license MD442589.
Which hospitals is Dr. Harold Carter Davidson affiliated with?
Dr. Davidson is affiliated with WellSpan Chambersburg Hospital. Dmand AI links Dr. Davidson to 3 more hospitals.
What medical group is Dr. Harold Carter Davidson part of?
Dr. Davidson is linked to WellSpan Digestive Health.
Does Dr. Harold Carter Davidson accept Medicare?
Yes. CMS data shows Dr. Davidson billed Medicare for 1,619 services in 2024, and Dr. Davidson accepts Medicare assignment.
How many Medicare patients does Dr. Harold Carter Davidson see?
CMS counts 431 Medicare patients who saw Dr. Davidson in 2024, with an average age of 75.
What services does Dr. Harold Carter Davidson bill to Medicare?
In 2024, Dr. Davidson's most billed Medicare services were allergy test or treatment (95004), allergy test or treatment (95115) and office visit, established patient (99214).
Show 3 more questionsShow fewer questions
What drugs does Dr. Harold Carter Davidson prescribe most?
In 2024 Medicare Part D data, Dr. Davidson's most prescribed drugs by claims were Famotidine, Omeprazole and Fluticasone Propionate.
Has Dr. Harold Carter Davidson received payments from drug or device companies?
CMS Open Payments shows $375 in general payments to Dr. Davidson from 13 companies from 2016 to 2021. The largest total came from Intersect ENT, Inc.
How long has Dr. Harold Carter Davidson been practicing?
Dr. Davidson graduated from medical school in 2006, 20 years ago.
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