Doctor profile · Federal record

Dr. Michael Danielski, M.D.

Nephrology Physician (CMS: Internal Medicine) · Portsmouth, NH

  • NPI 1114918984
  • Accepts Medicare
  • MIPS 85.1 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
875 Greenland RD, #C-10
Portsmouth, NH 038014164
(603) 436-3433
fax (603) 427-5115

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
March 20, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
New Hampshire #12025
Medicaid (2)
NH #30204007 · ME #268480099

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114918984. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,948
Distinct HCPCS
10
Medicare allowed
$329,768
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 537 184 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 412 215 $127
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 411 108 $357
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 130 110 $172
90935 Hemodialysis procedure with physician evaluation 113 57 $71
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 100 72 $118
99215 Established patient office or other outpatient visit, 40-54 minutes 49 33 $174
90966 Home dialysis services per month (20 years or older) 39 17 $294
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 36 32 $298
99213 Established patient office or other outpatient visit, 20-29 minutes 34 33 $91

In context: peer comparison

Among 3 peers in Portsmouth Nephrology Physician, average services per provider: 139. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$77
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Calliditas Therapeutics US INC. 1 $77.40

By nature of payment

Food and Beverage
$77

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
764
Patients
189
Total drug cost
$20,122
Drug Type Claims Patients Total cost
Calcitriol Generic 192 59 $5,657
Amlodipine Besylate Generic 110 35 $1,024
Losartan Potassium Generic 82 25 $1,360
Furosemide Generic 62 23 $442
Lisinopril Generic 61 21 $738
Carvedilol Generic 43 12 $1,040
Metoprolol Succinate Generic 40 14 $1,081
Chlorthalidone Generic 28 0 $528
Doxazosin Mesylate Generic 27 0 $776
Metoprolol Tartrate Generic 24 0 $244

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Danielski's medical specialty?
Dr. Michael Danielski practices Nephrology Physician in Portsmouth, NH.
Where does Dr. Michael Danielski practice?
Dr. Michael Danielski practices at 875 Greenland RD, Portsmouth, NH 038014164. Office phone: 6034363433.
What is Dr. Michael Danielski's NPI?
Dr. Michael Danielski's National Provider Identifier (NPI) is 1114918984, issued by NPPES.
Does Dr. Michael Danielski accept Medicare assignment?
Yes. Dr. Michael Danielski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Danielski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.