Active NPI 1013905652 Individual Practitioner Female Practitioner

Dr. Catharine M. Mintzer , MD

Internal Medicine • Cambridge, MA

Professional Overview & Biography Verified Profile Summary

Dr. Catharine Mintzer, MD is a registered healthcare professional specializing in Internal Medicine in Cambridge, MA. Practice services are available at 725 CONCORD AVE under active NPI credentials.

Frequently performed procedures and clinical services include insertion of needle into vein for collection of blood sample, established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

725 Concord Ave
Suite 4100

Cambridge, MA 021381040

Telephone 6178648822

Fax 6175475367

Associated Practice Facility / Clinic

🏢 Reservoir Medical Associates, P.c. Facility NPI 1356399562

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Cambridge, MA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 22.6 Yrs

State Avg: 29.3 Yrs

Regional Practice Density

309 Specialists

Practicing in Cambridge, MA (7127 Statewide)

Telehealth Adoption Rate

23.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

37.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	200	183	$6.00	$3.00
99213 Established patient office or other outpatient visit, typically 15 minutes	197	193	$159.00	$102.99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	187	187	$200.00	$148.81
G0444 Annual depression screening, 5 to 15 minutes	168	168	$35.00	$21.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	130	92	$231.00	$143.74
G0008 Administration of influenza virus vaccine	29	29	$50.00	$19.53
90662 Influenza vaccine split virus, preservative free	23	23	$87.00	$65.26
G0009 Administration of pneumococcal vaccine	20	20	$50.00	$19.50
83036 Hemoglobin A1C level	18	15	$25.00	$9.71
99442 Telephone medical discussion with physician, 11-20 minutes	13	12	$185.00	$103.29
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	13	12	$157.00	$59.99
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$210.00	$188.14
90670 Pneumococcal vaccine for injection into muscle	11	11	$421.00	$241.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	209	174	$154.77	$84.41
36415 Insertion of needle into vein for collection of blood sample	163	150	$6.00	$2.98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	150	150	$200.00	$130.21
99442 Telephone medical discussion with physician, 11-20 minutes	94	72	$185.00	$83.82
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	47	$227.15	$122.14
G0008 Administration of influenza virus vaccine	56	56	$50.00	$18.96
90662 Influenza vaccine split virus, preservative free	47	47	$83.94	$60.20
G0009 Administration of pneumococcal vaccine	38	38	$50.00	$18.89
99443 Telephone medical discussion with physician, 21-30 minutes	35	34	$270.00	$122.34
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	25	25	$217.16	$117.04
99441 Telephone medical discussion with physician, 5-10 minutes	24	20	$115.00	$51.58
90670 Pneumococcal vaccine for injection into muscle	13	13	$388.69	$222.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	372	247	$154.00	$82.21
36415 Insertion of needle into vein for collection of blood sample	342	260	$6.00	$2.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	180	112	$226.00	$119.55
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	145	145	$200.00	$128.43
G0008 Administration of influenza virus vaccine	93	91	$50.00	$18.65
85610 Blood test, clotting time	91	15	$11.00	$4.28
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	76	76	$300.00	$188.35
90756 Vaccine for influenza for injection into muscle	47	47	$50.00	$26.13
G0009 Administration of pneumococcal vaccine	46	46	$50.00	$18.65
90662 Influenza vaccine split virus, preservative free	31	31	$63.00	$54.47
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	27	27	$215.00	$110.99
93000 Routine ekg using at least 12 leads including interpretation and report	25	25	$65.00	$19.19
83036 Hemoglobin A1C level	24	17	$25.00	$10.57
81002 Urinalysis, manual test	21	20	$13.00	$3.41
99496 Transitional care management services for problem of high complexity	21	17	$344.00	$255.98
90670 Pneumococcal vaccine for injection into muscle	19	19	$281.00	$209.44
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	14	$157.00	$59.04
90653 Vaccine for influenza for injection into muscle	12	12	$63.00	$58.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	299	194	$153.86	$80.72
36415 Insertion of needle into vein for collection of blood sample	297	225	$9.38	$2.93
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	231	143	$225.84	$118.28
85610 Blood test, clotting time	168	20	$11.00	$4.75
G0444 Annual depression screening, 5 to 15 minutes	125	125	$35.00	$20.09
G0008 Administration of influenza virus vaccine	92	92	$50.00	$23.21
90662 Influenza vaccine split virus, preservative free	82	82	$62.57	$51.94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	74	74	$200.00	$129.54
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	56	56	$300.00	$189.38
81002 Urinalysis, manual test	46	37	$13.00	$3.41
G0009 Administration of pneumococcal vaccine	44	44	$50.00	$23.21
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	43	14	$45.00	$24.69
93000 Routine ekg using at least 12 leads including interpretation and report	33	31	$65.00	$19.16
83036 Hemoglobin A1C level	28	21	$24.68	$11.75
99496 Transitional care management services for problem of high complexity	26	18	$344.00	$257.78
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	24	24	$215.00	$105.59
90670 Pneumococcal vaccine for injection into muscle	21	21	$268.43	$198.68
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	20	16	$157.00	$59.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	445	286	$23.00	$2.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	379	195	$241.49	$116.51
85610 Blood test, clotting time	253	36	$11.00	$5.28
99213 Established patient office or other outpatient visit, typically 15 minutes	240	160	$168.31	$79.49
93000 Routine ekg using at least 12 leads including interpretation and report	203	188	$65.00	$18.78
82570 Creatinine level to test for kidney function or muscle injury	157	148	$15.00	$6.96
81003 Automated urinalysis test	156	147	$23.00	$3.02
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	147	143	$299.00	$156.56
90662 Influenza vaccine split virus, preservative free	92	92	$58.00	$48.05
G0008 Administration of influenza virus vaccine	89	89	$50.00	$28.66
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	73	27	$45.00	$22.52
G0444 Annual depression screening, 5 to 15 minutes	69	69	$35.00	$19.96
G0009 Administration of pneumococcal vaccine	46	46	$50.00	$28.66
81002 Urinalysis, manual test	26	26	$13.00	$3.43
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	25	25	$200.00	$126.21
90670 Pneumococcal vaccine for injection into muscle	25	25	$226.00	$186.07
99496 Transitional care management services for problem of high complexity	25	20	$359.00	$251.67
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	24	24	$215.00	$93.96
83037 Hemoglobin a1c level, by device for home use	22	16	$20.00	$13.05
90471 Administration of 1 vaccine	20	20	$50.00	$28.80
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	18	16	$157.00	$58.86
99495 Transitional care management services for problem of at least moderate complexity	18	18	$257.50	$178.23
82270 Stool analysis for blood to screen for colon tumors	16	16	$13.00	$4.37

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 58797

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

3039251 (MA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

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Dr. Songprod Lorgunpai , MD

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Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 725 CONCORD AVE, SUITE 4100, CAMBRIDGE, MA 021381040 (Tel: 6178648822)

📍

Updated Business Mailing Address July 08, 2007

Registered at 377 WALNUT ST, NEWTONVILLE, MA 024601945 (Tel: 6179647213)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as CATHARINE MINTZER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #58797 in MA)

🟢

Initial NPI Registration & Enumeration October 07, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1013905652

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: October 07, 2005

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

377 Walnut St

Newtonville, MA 024601945

Phone: 6179647213

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.