Doctor profile · Federal record
Dr. Ellen Ritchie, MD
Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Hematology (Internal Medicine) Physician · New York, NY
- NPI 1003996653
- Accepts Medicare
- MIPS 93.4 / 100 · 2023
- 29 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
520 East 70Th Street, Starr 341
New York, NY 10021
(212) 746-6264
fax (212) 746-0701
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- September 16, 2011
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- New York #213372
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003996653. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
916
Distinct HCPCS
4
Medicare allowed
$103,071
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 778 | 154 | $111 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 76 | 19 | $136 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 38 | 26 | $75 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 24 | 24 | $150 |
In context: peer comparison
Among 122 peers in this city , average services per provider: 215. This provider delivers 4.3× the peer median.Open Payments
Industry payments received
All-time total
$1,876
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Incyte Corporation | 1 | $1,370.00 | |
| ABBVIE INC. | 1 | $506.25 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
350
Patients
64
Total drug cost
$1,755,919
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Jakafi (Ruxolitinib Phosphate) | Brand | 90 | 18 | $1,465,747 |
| Hydroxyurea | Generic | 53 | 17 | $1,179 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 49 | 15 | $2,302 |
| Levofloxacin | Generic | 27 | 14 | $387 |
| Prednisone | Generic | 24 | 0 | $124 |
| Fluconazole | Generic | 21 | 0 | $1,684 |
| Pegasys (Peginterferon Alfa-2a) | Brand | 21 | 0 | $88,193 |
| Sertraline Hcl | Generic | 21 | 0 | $189 |
| Amlodipine Besylate | Generic | 17 | 0 | $180 |
| Gabapentin | Generic | 14 | 0 | $322 |
Hospital affiliations
Frequently asked questions
What is Dr. Ellen Ritchie's medical specialty?
Dr. Ellen Ritchie practices Medical Oncology Physician in New York, NY.
Where does Dr. Ellen Ritchie practice?
Dr. Ellen Ritchie practices at 520 East 70Th Street, Starr 341, New York, NY 10021. Office phone: 2127466264.
What is Dr. Ellen Ritchie's NPI?
Dr. Ellen Ritchie's National Provider Identifier (NPI) is 1003996653, issued by NPPES.
Does Dr. Ellen Ritchie accept Medicare assignment?
Yes. Dr. Ellen Ritchie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellen Ritchie commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.