Nathanael Sun Horne, M.D.
Allergy & Immunology Physician · New York, NY
Nathanael Sun Horne, M.D. is an allergy & immunology physician with a practice address in New York, New York, and NPI 1912965435, issued on May 3, 2006. Check the license (New York 228065, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Nathanael Sun Horne
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License number
- 228065 NY
Self-reported in NPPES; status is on the state search - Practice location
- 355 W 52ND St, New York, NY 10019
- Phone
- (646) 754-2100
- Enumerated
- May 3, 2006
- Record last updated
- Apr 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (646) 754-2115
- Medicare enrollment
- Enrolled (PECOS I20060118000211); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 311 in New York → Look up another NPI →
Also registered at 355 W 52ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Khadijah Absalom, NPFamily Nurse Practitioner1548771322
- Julia Adamian, MDInternal Medicine Physician1356375430
- Lawrence Adler, M.D.Family Medicine Physician1609898469
- Loren BallObstetrics & Gynecology Nurse Practitioner1225687494
- Sophie Balzora, M.D.Gastroenterology Physician1487813994
- Maggie Bertisch, MDFamily Medicine Physician1730229303
Verify Nathanael Sun Horne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 228065Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average allergy & immunology physician in 2024
247 Medicare Part D claims for 81 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Azelastine Hcl64 claims
- Albuterol Sulfate Hfa26 claims
- Montelukast Sodium26 claims
- Fluticasone Propionate21 claims
- Epinephrine17 claims
- Dupixent Syringe16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,641.84
66 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathanael Sun Horne among 311 allergy & immunology physician records in New York
Nathanael Sun Horne, M.D. is one of 311 allergy & immunology physician records with a practice address in New York. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 49% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2000 · median 2000 among the 211 with a school on file
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in New York
There are 311 allergy & immunology physician records in New York.
All 311 in New York → Every provider in New York → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Mary Bayno, D.O.New York, NY 100191013159342
- Faris Jaber, MDNew York, NY 100191790307254
- Arthur Lubitz, M.D.New York, NY 100191437348471
- Dean Mitchell, MDNew York, NY 100191255482295
- Vathani Packianathan, M.D.New York, NY 100191720370869
- Daniel Burton, M.D.New York, NY 100211952418501
- Michael Chandler, M.D.New York, NY 100211235280660
- Ujwala Kaza, M.D.New York, NY 100171891917951
Common questions
What is Nathanael Sun Horne, M.D.'s NPI number?
Nathanael Sun Horne, M.D.'s National Provider Identifier (NPI) is 1912965435, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nathanael Sun Horne, M.D. located?
The NPPES record lists a practice address at 355 W 52ND St, New York, NY, 10019. Phone: (646) 754-2100. Providers update this record themselves, so call before visiting.
How can I verify Nathanael Sun Horne, M.D.'s license?
NPPES lists New York license number 228065, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nathanael Sun Horne, M.D. prescribe under Medicare Part D?
In 2024, Nathanael Sun Horne, M.D. had 247 Medicare Part D claims for 81 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
What is Nathanael Sun Horne, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.