Doctor profile · Federal record

Dr. David Friedenberg, D.O.

Nephrology Physician (CMS: Nephrology) · Manchester, NH

  • NPI 1710975016
  • Accepts Medicare
  • MIPS 82.8 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1750 Elm Street, Suite 201C
Manchester, NH 031042903
(603) 641-5800

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
September 19, 2012
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
New Hampshire #7869
Medicaid
NH #30005200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710975016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,527
Distinct HCPCS
10
Medicare allowed
$219,278
HCPCS Description Services Patients Avg allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 324 37 $360
90970 Dialysis services, per day, less than full month service (20 years or older) 307 11 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 269 194 $128
90935 Hemodialysis procedure with physician evaluation 189 71 $70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 116 71 $78
90945 Dialysis procedure including 1 evaluation 110 19 $85
99205 New patient office or other outpatient visit, 60-74 minutes 68 68 $218
81000 Manual urinalysis test with examination using microscope, non-automated 51 51 $4
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 46 46 $169
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 31 17 $302

In context: peer comparison

Among 2 peers in this city , average services per provider: 116. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
971
Patients
284
Total drug cost
$67,415
Drug Type Claims Patients Total cost
Chlorthalidone Generic 215 71 $5,800
Calcitriol Generic 121 39 $4,408
Labetalol Hcl Generic 103 29 $6,022
Spironolactone Generic 92 31 $1,331
Lisinopril Generic 71 23 $912
Sevelamer Carbonate Generic 66 17 $14,221
Torsemide Generic 55 20 $1,893
Losartan Potassium Generic 46 16 $914
Metoprolol Succinate Generic 40 15 $1,533
Amlodipine Besylate Generic 31 12 $512

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Friedenberg's medical specialty?
Dr. David Friedenberg practices Nephrology Physician in Manchester, NH.
Where does Dr. David Friedenberg practice?
Dr. David Friedenberg practices at 1750 Elm Street, Manchester, NH 031042903. Office phone: 6036415800.
What is Dr. David Friedenberg's NPI?
Dr. David Friedenberg's National Provider Identifier (NPI) is 1710975016, issued by NPPES.
Does Dr. David Friedenberg accept Medicare assignment?
Yes. Dr. David Friedenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Friedenberg commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Dialysis services (HCPCS 90970); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.