Doctor profile · Federal record

Dr. Dorothy Knutsen, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · New York, NY

  • NPI 1750775045
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
222 E 41St St Fl 20
New York, NY 100176739
(212) 375-2940
fax (212) 375-2943
Additional location
462 1St Ave
New York, NY 100169196
(212) 562-4036
fax (212) 562-5166

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
October 25, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
New York #304137

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750775045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
166
Distinct HCPCS
5
Medicare allowed
$16,986
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 65 37 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 51 28 $145
99204 New patient office or other outpatient visit, 45-59 minutes 23 23 $190
99213 Established patient office or other outpatient visit, 20-29 minutes 14 11 $103
99205 New patient office or other outpatient visit, 60-74 minutes 13 13 $250

In context: peer comparison

Among 97 peers in New York Infectious Disease Physician, average services per provider: 91. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$61
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ViiV Healthcare Company 2 $60.79

By nature of payment

Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
268
Patients
11
Total drug cost
$471,331
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 72 11 $321,758
Tamsulosin Hcl Generic 27 0 $571
Gabapentin Generic 23 0 $613
Isoniazid Generic 23 0 $173
Dovato (Dolutegravir Sodium/Lamivudine) Brand 22 0 $68,063
Juluca (Dolutegravir/Rilpivirine) Brand 21 0 $75,794
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 17 0 $364
Finasteride Generic 14 0 $188
Valacyclovir (Valacyclovir Hcl) Brand 14 0 $286
Atovaquone Generic 12 0 $2,769

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dorothy Knutsen's medical specialty?
Dr. Dorothy Knutsen practices Infectious Disease Physician in New York, NY.
Where does Dr. Dorothy Knutsen practice?
Dr. Dorothy Knutsen practices at 222 E 41St St Fl 20, New York, NY 100176739. Office phone: 2123752940.
What is Dr. Dorothy Knutsen's NPI?
Dr. Dorothy Knutsen's National Provider Identifier (NPI) is 1750775045, issued by NPPES.
Does Dr. Dorothy Knutsen accept Medicare assignment?
Yes. Dr. Dorothy Knutsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dorothy Knutsen commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.