Doctor profile · Federal record
Dr. Jonathan Klahr, MD
Rheumatology Physician (CMS: Rheumatology) · Cedarhurst, NY
- NPI 1487738936
- 43 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
660 Central Ave
Cedarhurst, NY 115162303
(516) 374-7122
fax (516) 374-4088
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- New York #166428
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487738936. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
16,145
Distinct HCPCS
10
Medicare allowed
$524,340
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 11,820 | 123 | $23 | |
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 1,047 | 71 | $7 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 717 | 265 | $150 | |
J7322 |
Hyaluronan or derivative, hymovis, for intra-articular injection, 1 mg | 696 | 13 | $17 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 570 | 258 | $106 | |
36415 |
Insertion of needle into vein for collection of blood sample | 507 | 223 | $8 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 320 | 149 | $66 | |
96372 |
Injection of drug or substance under skin or into muscle | 213 | 127 | $17 | |
20611 |
Aspiration and/or injection of fluid large joint using ultrasound guidance | 136 | 69 | $123 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 78 | 77 | $196 |
In context: peer comparison
Among 1 peers in Cedarhurst Rheumatology Physician, average services per provider: 1,345. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$853
Transactions
44
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 9 | $215.78 | |
| Pfizer INC. | 9 | $181.18 | |
| Ucb, INC. | 9 | $133.80 | |
| Novo Nordisk INC | 5 | $93.32 | |
| Abbvie INC. | 4 | $71.96 | |
| Janssen Biotech, INC. | 3 | $67.33 | |
| Sandoz INC. | 2 | $34.42 | |
| Scilex Pharmaceuticals INC. | 2 | $30.54 | |
| Zimmer Biomet Holdings, INC. | 1 | $24.43 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,508
Patients
422
Total drug cost
$23,450
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 261 | 58 | $2,566 |
| Methotrexate (Methotrexate Sodium) | Brand | 197 | 47 | $8,179 |
| Losartan Potassium | Generic | 168 | 43 | $1,975 |
| Amlodipine Besylate | Generic | 104 | 27 | $714 |
| Meloxicam | Generic | 102 | 59 | $515 |
| Diclofenac Sodium | Generic | 87 | 30 | $1,157 |
| Atorvastatin Calcium | Generic | 82 | 23 | $915 |
| Tramadol Hcl | Generic | 78 | 14 | $759 |
| Allopurinol | Generic | 77 | 25 | $1,309 |
| Omeprazole | Generic | 67 | 20 | $904 |
Frequently asked questions
What is Dr. Jonathan Klahr's medical specialty?
Dr. Jonathan Klahr practices Rheumatology Physician in Cedarhurst, NY.
Where does Dr. Jonathan Klahr practice?
Dr. Jonathan Klahr practices at 660 Central Ave, Cedarhurst, NY 115162303. Office phone: 5163747122.
What is Dr. Jonathan Klahr's NPI?
Dr. Jonathan Klahr's National Provider Identifier (NPI) is 1487738936, issued by NPPES.
Does Dr. Jonathan Klahr accept Medicare assignment?
Dr. Jonathan Klahr does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jonathan Klahr commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.